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
Panel show Panel show A panel show or panel game is a radio or television game show in which a panel of celebrities participates. Participants may compete with each other, such as on "The News Quiz"; facilitate play by non-celebrity contestants, such as on "Match Game"/"Blankety Blank"; or do both, such as on "Wait Wait Don't Tell Me". The genre can be traced to 1938, when "Information Please" debuted on U.S. radio. The earliest known television panel show is "Play the Game", a charades show in 1946. The modern trend of comedy panel shows can find early roots with "Stop Me If