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                                                                    Exhibit 99.1

LIBERTY MEDIA CORPORATION SERIES A COMMON STOCK BEGINS TRADING UNDER NEW TICKER
                                     SYMBOL

                 "LMC.A" To Become "L" Effective January 2, 2002

December 26, 2001

Englewood, Colorado - Liberty Media Corporation (NYSE: LMC.A and LMC.B) today
announced that its Series A Common Stock will begin trading under the ticker
symbol "L" effective with the beginning of trading on January 2, 2002. Liberty
Media's Series B Common Stock will continue to trade under the symbol "LMC.B"
and both series of common stock will continue to trade on the New York Stock
Exchange.

Liberty Media Corporation holds interests in a broad range of domestic and
international video programming, communications, technology and Internet
businesses.

THIS COMMUNICATION SHALL NOT CONSTITUTE AN OFFER TO SELL OR THE SOLICITATION OF
AN OFFER TO BUY, NOR SHALL THERE BE ANY SALE OF SECURITIES IN ANY JURISDICTION
IN WHICH THE OFFER, SOLICITATION OR SALE WOULD BE UNLAWFUL PRIOR TO REGISTRATION
OR QUALIFICATION UNDER THE SECURITIES LAWS OF ANY SUCH JURISDICTION. NO OFFERING
OF SECURITIES SHALL BE MADE EXCEPT BY MEANS OF A PROSPECTUS MEETING THE
REQUIREMENTS OF SECTION 10 OF THE SECURITIES ACT OF 1933, AS AMENDED.

Contact:
Mike Erickson
877-772-1518