 On 14 September 2009, it was revealed that the international arm of CBS, CBS Studios International, struck a joint venture deal with Chellomedia to launch six CBS-branded channels in the UK during 2009.The new channels would replace Zone Romantica, Zone Thriller, Zone Horror and Zone Reality, plus timeshift services Zone Horror +1 and Zone Reality +1.On 1 October 2009, it was announced that CBS Reality, CBS Reality +1, CBS Drama and CBS Action would launch on 16 November 2009 replacing Zone Reality, Zone Reality +1, Zone Romantica and Zone Thriller.