TELEWEST ACTION GROUP

ENGLEWOOD, Colo., Dec. 30 /PRNewswire-FirstCall/ --
Liberty Media Corporation (NYSE: L, LMC.B) announced today that it has sold a
21% indirect ownership interest in certain of its international cable holdings
to an entity controlled by Bill Bresnan.
Liberty Media has signed an agreement with Bresnan-controlled BCI
International Investments, LLC to sell a 21% ownership interest each in
certain of its subsidiaries that own all or a portion of Liberty Media's
interests in Telewest Communications plc, Chorus Communications plc and
UnitedGlobalCom, Inc. (UGC). As a result of this transaction, Liberty Media's
indirect ownership interests in Telewest, Chorus and UGC will decline from
25% to 20%, from 50% to 39.5%, and from 76% to 75%, respectively.
"Bill Bresnan has been a pioneer in the cable television business in the
US and abroad," said Robert Bennett, President and CEO of Liberty Media. Mr.
Bennett went on to say, "Liberty Media and its predecessor companies have had
a number of successful ventures over the years with Bill and his team and we
look forward to working with them again. Their hands-on operating experience
will be a significant benefit to our international cable activities."

Liberty Media Corporation (NYSE: L, LMC.B) owns interests in a broad range
of video programming, broadband distribution, interactive technology services
and communications businesses. Liberty Media and its affiliated companies
operate in the United States, Europe, South America and Asia with some of the
world's most recognized and respected brands, including Encore, STARZ!,
Discovery, QVC and Court TV.