8 Out of 10 Cats Does Countdown as part of its 30th anniversary celebrations. Amongst the programmes that were chosen to be merged for the evening of specials, production teams on "Countdown" and "8 Out of 10 Cats" agreed to merge the two formats of their respective programmes together - the crossover between the two formats meant that "Countdown"s arrangement of games would be interspersed with "8 Out of 10 Cats"-style banter. As part of the merger, both Rachel Riley and Susie Dent assumed their roles from the programme, while Jimmy Carr took on the mantle of host, with both Sean Lock and Jon Richardson competing as
Doctor Who: The Fan Show the show and also behind the scenes clips are shown. Doctor Who: The Fan Show Doctor Who: The Fan Show (also known as "The Aftershow") is a documentary series created by the British Broadcasting Corporation (BBC) to complement the revival of the long-running British science fiction television series "Doctor Who". Each episode is broadcast on the official "Doctor Who" YouTube channel on Saturdays, immediately after the broadcast of the weekly television episode on BBC One. The first series episodes ran between 15 and 20 minutes each. The "Doctor Who: Fan Show" is a follow up series to "Doctor Who Extra",