UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                             ----------------------

                                 SCHEDULE 13G/A

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 2)*

                              Kansas City Southern
                                (Name of Issuer)

                     Common Stock, par value $0.01 per share
                         (Title of Class of Securities)

                                    485170302

                                 (CUSIP Number)

                                December 31, 2006
             (Date of Event Which Requires Filing of this Statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:

     [ ] Rule 13d-1(b)
     [X] Rule 13d-1(c)
     [ ] Rule 13d-1(d)




----------------
     *The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

     The information required in the remainder of this cover page shall not be
deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act
of 1934 ("Act") or otherwise subject to the liabilities of that section of the
Act but shall be subject to all other provisions of the Act (however, see the
Notes).





                               Page 1 of 19 Pages






CUSIP No. 485170302                   13G/A              Page 2 of 19 Pages

-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge Capital Management, LLC              20-1901985
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    5,290,299 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    5,290,299 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             5,290,299 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             6.98%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------


                 ** SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 485170302                   13G/A              Page 3 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge International LLC
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Cayman Islands, British West Indies
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------


                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 485170302                   13G/A              Page 4 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge Capital Corporation
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Cayman Islands, British West Indies
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------


                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 485170302                   13G/A              Page 5 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge Event Driven/Relative Value Fund, L.P.
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    296,254 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    296,254 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             296,254 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             0.39%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             PN
-----------------------------------------------------------------------


                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A              Page 6 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge Event Driven/Relative Value Fund, Ltd.
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,951,661 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    1,951,661 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             1,951,661 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             2.57%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             CO
-----------------------------------------------------------------------


                ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A              Page 7 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Highbridge Master L.P.
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
             (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Cayman Islands, British West Indies
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             PN
-----------------------------------------------------------------------

                 ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A              Page 8 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
             (ENTITIES ONLY)

             Highbridge Capital L.P.
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
             (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             State of Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             PN
-----------------------------------------------------------------------

                 ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A              Page 9 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
             (ENTITIES ONLY)

             Highbridge GP, Ltd.
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
             (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             Cayman Islands, British West Indies
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9))
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------

                 ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A             Page 10 of 19 Pages


     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
             (ENTITIES ONLY)

             Highbridge GP, LLC
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
             (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             State of Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    3,042,384 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    3,042,384 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             3,042,384 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             4.01%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------

                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 485170302                   13G/A             Page 11 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Glenn Dubin
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             United States
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    5,290,299 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    5,290,299 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             5,290,299 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             6.98%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             IN
-----------------------------------------------------------------------


                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 485170302                   13G/A             Page 12 of 19 Pages


-----------------------------------------------------------------------
     (1)     NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

             Henry Swieca
-----------------------------------------------------------------------
     (2)     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)     SEC USE ONLY
-----------------------------------------------------------------------
     (4)     CITIZENSHIP OR PLACE OF ORGANIZATION

             United States
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    5,290,299 shares of common stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    5,290,299 shares of common stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             5,290,299 shares of common stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             6.98%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             IN
-----------------------------------------------------------------------


                  ** SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 485170302                   13G/A             Page 13 of 19 Pages


     This Amendment No. 2 (this "Amendment") amends the statement on Schedule
13G/A filed on February 13, 2006, which amended the statement on Schedule 13G
filed on December 16, 2005 (as amended, the "Schedule 13G") with respect to
shares of common stock, par value $0.01 per share (the "Common Stock") of Kansas
City Southern, a Delaware corporation (the "Company"). Capitalized terms used
herein and not otherwise defined in this Amendment have the meanings set forth
in the Schedule 13G. This Amendment amends and restates items 2(a), 2(b), 2(c),
4 and 5 in their entirety as set forth below.

Item 2(a).  Name of Person Filing
Item 2(b).  Address of Principal Business Office or, if none, Residence
Item 2(c).  Citizenship
         Items 2(a), (b) and (c) of the Schedule 13G are amended and restated
         as follows:

         Highbridge International LLC
         The Cayman Corporate Centre, 4th Floor
         27 Hospital Road
         Grand Cayman, Cayman Islands, British West Indies
         Citizenship:  Cayman Islands, British West Indies

         Highbridge Capital Corporation
         The Cayman Corporate Centre, 4th Floor
         27 Hospital Road
         Grand Cayman, Cayman Islands, British West Indies
         Citizenship:  Cayman Islands, British West Indies

         Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York  10019
         Citizenship:  State of Delaware

         Highbridge Event Driven/Relative Value Fund, Ltd.
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York  10019
         Citizenship:  State of Delaware

         Highbridge Event Driven/Relative Value Fund, L.P.
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York  10019
         Citizenship:  State of Delaware

         Highbridge Master L.P.
         c/o Harmonic Fund Services
         The Cayman Corporate Centre, 4th Floor
         27 Hospital Road
         Grand Cayman, Cayman Islands, British West Indies
         Citizenship:  Cayman Islands, British West Indies

         Highbridge Capital L.P.
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York 10019




CUSIP No. 485170302                   13G/A             Page 14 of 19 Pages



         Citizenship:  State of Delaware

         Highbridge GP, Ltd.
         c/o Harmonic Fund Services
         The Cayman Corporate Centre, 4th Floor
         27 Hospital Road
         Grand Cayman, Cayman Islands, British West Indies
         Citizenship:  Cayman Islands, British West Indies

         Highbridge GP, LLC
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York 10019
         Citizenship:  State of Delaware

         Glenn Dubin
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York 10019
         Citizenship:  United States

         Henry Swieca
         c/o Highbridge Capital Management, LLC
         9 West 57th Street, 27th Floor
         New York, New York 10019
         Citizenship:  United States

Item 4.     Ownership

     Item 4 is hereby amended and restated as follows:

     (a)  Amount beneficially owned:

          As of the date of this filing, Highbridge Master L.P., Highbridge
Capital Corporation, Highbridge Capital L.P., Highbridge GP, Ltd., Highbridge
GP, LLC, Highbridge Capital Management, LLC, Glenn Dubin and Henry Swieca may
each be deemed the beneficial owner of 3,042,384 shares of Common Stock issuable
to Highbridge International LLC. In addition, as of the date of this filing
Highbridge Capital Management, LLC, Glenn Dubin and Henry Swieca may each be
deemed the beneficial owner of (i) 1,951,661 shares of Common Stock issuable to
Highbridge Event Driven/Relative Value Fund, Ltd., and (ii) 296,254 shares of
Common Stock issuable to Highbridge Event Driven/Relative Value Fund, L.P. As o
the date hereof, Highbridge International LLC, Highbridge Master L.P.,
Highbridge Capital Corporation, Highbridge Capital L.P., Highbridge GP, Ltd.,
Highbridge GP, LLC, Highbridge Event Driven/Relative Value Fund, Ltd.,
Highbridge Event Driven/Relative Value Fund, L.P. no longer beneficially own in
excess of 5% of the total number of outstanding shares of common stock.

          Highbridge International LLC is a subsidiary of Highbridge Master L.P.
Highbridge Capital Corporation and Highbridge Capital L.P. are limited partners
of Highbridge Master L.P. Highbridge GP, Ltd. is the General Partner of
Highbridge Master L.P. Highbridge GP, LLC is the General Partner of Highbridge
Capital L.P. Highbridge Capital Management, LLC is the General Partner of
Highbridge Event Driven/Relative Value Fund, L.P. and is the trading manager of
Highbridge Capital Corporation, Highbridge Capital L.P., Highbridge Master L.P.




CUSIP No. 485170302                   13G/A             Page 15 of 19 Pages


and Highbridge Event Driven/Relative Value Fund, Ltd. Glenn Dubin is a Co-Chief
Executive Officer of Highbridge Capital Management, LLC. Henry Swieca is a
Co-Chief Executive Officer of Highbridge Capital Management, LLC. The foregoing
should not be construed in and of itself as an admission by any Reporting Person
as to beneficial ownership of shares of Common Stock owned by another Reporting
Person. In addition, each of Highbridge Master L.P., Highbridge Capital
Corporation, Highbridge Capital L.P., Highbridge GP, Ltd., Highbridge GP, LLC,
Highbridge Capital Management, LLC, Glenn Dubin and Henry Swieca disclaims
beneficial ownership of shares of Common Stock owned by Highbridge International
LLC, Highbridge Event Driven/Relative Value Fund, L.P. and Highbridge Event
Driven/Relative Value Fund, Ltd.

     (b)  Percent of class:

          The Company's quarterly report on Form 10-Q filed on November 9, 2006,
indicates there were 75,834,470 shares of Common Stock outstanding as of October
31, 2006. Therefore (i) Highbridge International LLC, Highbridge Master L.P.,
Highbridge Capital Corporation, Highbridge Capital L.P., Highbridge GP, Ltd.,
Highbridge GP, LLC may be deemed to beneficially own 4.01% of the outstanding
shares of Common Stock of the Company, (ii) Highbridge Event Driven/Relative
Value Fund, Ltd. may be deemed to beneficially own 2.57% of the outstanding
shares of Common Stock of the Company, (iii) Highbridge Event Driven/Relative
Value Fund, L.P. may be deemed to beneficially own 0.39% of the outstanding
shares of Common Stock of the Company, and (iv) Highbridge Capital Management,
LLC, Glenn Dubin and Henry Swieca may be deemed to beneficially own 6.98% of the
outstanding shares of Common Stock of the Company. The foregoing should not be
construed in and of itself as an admission by any Reporting Person as to
beneficial ownership of shares of Common Stock owned by another Reporting
Person.

     (c)   Number of shares as to which such person has:

           (i)   Sole power to vote or to direct the vote

                 See Item 4(a) above.

           (ii)  Shared power to vote or to direct the vote

                 See Item 4(a) above.

           (iii) Sole power to dispose or to direct the disposition of

                 See Item 4(a) above.

           (iv)  Shared power to dispose or to direct the disposition of

                 See Item 4(a) above.

Item 5.   Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof
the reporting person has ceased to be the beneficial owner of more than five
percent of the class of securities, check the following: [ ]

Exhibits:




CUSIP No. 485170302                   13G/A             Page 16 of 19 Pages


Exhibit I: Joint Filing Agreement, dated as of February 5, 2007, by and among
Highbridge International LLC, Highbridge Master L.P., Highbridge Capital
Corporation, Highbridge Capital L.P., Highbridge GP, Ltd., Highbridge GP, LLC,
Highbridge Event Driven/Relative Value Fund, Ltd., Highbridge Event
Driven/Relative Value Fund, L.P., Highbridge Capital Management, LLC, Glenn
Dubin and Henry Swieca.





CUSIP No. 485170302                   13G/A             Page 17 of 19 Pages


SIGNATURES

     After reasonable inquiry and to the best of its knowledge and belief, each
of the undersigned certifies that the information with respect to it set forth
in this statement is true, complete, and correct.

Dated: February 8, 2007

HIGHBRIDGE INTERNATIONAL LLC              HIGHBRIDGE CAPITAL CORPORATION

By: Highbridge Capital Management, LLC    By: Highbridge Capital Management, LLC
    its Trading Manager                       its Trading Manager


By: /s/ Carolyn Rubin                     By: /s/ Carolyn Rubin
    -------------------------------           ----------------------------------
Name:  Carolyn Rubin                      Name:  Carolyn Rubin
Title: Managing Director                  Title: Managing Director

HIGHBRIDGE CAPITAL MANAGEMENT, LLC        HIGHBRIDGE EVENT DRIVEN/RELATIVE VALUE
                                          FUND, L.P.
                                          By: Highbridge Capital Management, LLC
                                              its General Partner
By: /s/ Carolyn Rubin
    -------------------------------       By: /s/ Carolyn Rubin
Name:  Carolyn Rubin                          ----------------------------------
Title: Managing Director                  Name:  Carolyn Rubin
                                          Title: Managing Director

HIGHBRIDGE EVENT DRIVEN/RELATIVE VALUE    HIGHBRIDGE MASTER L.P.
FUND, LTD

By: Highbridge Capital Management, LLC    By: Highbridge GP, Ltd.
    its Trading Manager                       its General Partner

By: /s/ Carolyn Rubin                     By: /s/ Clive Harris
    -------------------------------           ----------------------------------
Name:  Carolyn Rubin                      Name:  Clive Harris
Title: Managing Director                  Title: Director

HIGHBRIDGE CAPITAL L.P.                   HIGHBRIDGE GP, LTD.

By: Highbridge GP, LLC
    its General Partner

By: /s/ Clive Harris                      By: /s/ Clive Harris
    -------------------------------           ----------------------------------
Name:  Clive Harris                       Name:  Clive Harris
Title: Director                           Title: Director

HIGHBRIDGE GP, LLC


By: /s/ Clive Harris                      /s/ Glenn Dubin
    -------------------------------       --------------------------------------
Name:  Clive Harris                       GLENN DUBIN
Title: Director


/s/ Henry Swieca
-----------------------------------
HENRY SWIECA





CUSIP No. 485170302                   13G/A             Page 18 of 19 Pages


                                    EXHIBIT I

                             JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule
13G filed with the Securities and Exchange Commission on or about the date
hereof with respect to the beneficial ownership by the undersigned of the Common
Stock, $0.01 par value, of Kansas City Southern, a Delaware corporation, is
being filed, and all amendments thereto will be filed, on behalf of each of the
persons and entities named below in accordance with Rule 13d-1(k) under the
Securities Exchange Act of 1934, as amended. This Agreement may be executed in
two or more counterparts, each of which shall be deemed an original, but all of
which together shall constitute one and the same instrument.

Dated as of February 8, 2007

HIGHBRIDGE INTERNATIONAL LLC              HIGHBRIDGE CAPITAL CORPORATION

By: Highbridge Capital Management, LLC    By: Highbridge Capital Management, LLC
    its Trading Manager                       its Trading Manager


By: /s/ Carolyn Rubin                     By: /s/ Carolyn Rubin
    -------------------------------           ----------------------------------
Name:  Carolyn Rubin                      Name: Carolyn Rubin
Title: Managing Director                  Title: Managing Director

HIGHBRIDGE CAPITAL MANAGEMENT, LLC        HIGHBRIDGE EVENT DRIVEN/RELATIVE VALUE
                                          FUND, L.P.
                                          By: Highbridge Capital Management, LLC
                                             its General Partner
By: /s/ Carolyn Rubin
    -------------------------------       By: /s/ Carolyn Rubin
Name:  Carolyn Rubin                          ----------------------------------
Title: Managing Director                  Name:  Carolyn Rubin
                                          Title: Managing Director


HIGHBRIDGE EVENT DRIVEN/RELATIVE VALUE    HIGHBRIDGE MASTER L.P.
FUND, LTD.

By: Highbridge Capital Management, LLC    By: Highbridge GP, Ltd.
    its Trading Manager                       its General Partner

By: /s/ Carolyn Rubin                     By: /s/ Clive Harris
    -------------------------------            ---------------------------------
Name:  Carolyn Rubin                      Name: Clive Harris
Title: Managing Director                  Title: Director


HIGHBRIDGE CAPITAL L.P.                   HIGHBRIDGE GP, LTD.

By: Highbridge GP, LLC
    its General Partner

By: /s/ Clive Harris                      By: /s/ Clive Harris
    -------------------------------           ---------------------------------
Name:  Clive Harris                       Name:  Clive Harris
Title: Director                           Title: Director

HIGHBRIDGE GP, LLC





CUSIP No. 485170302                   13G/A             Page 19 of 19 Pages


By: /s/ Clive Harris                      /s/ Glenn Dubin
    -------------------------------       --------------------------------------
Name:  Clive Harris                       GLENN DUBIN
Title: Director


/s/ Henry Swieca
-----------------------------------
HENRY SWIECA