8 Out of 10 Cats Does Countdown 8 Out of 10 Cats Does Countdown 8 Out of 10 Cats Does Countdown is a crossover between the panel games "8 Out of 10 Cats" and "Countdown". The show follows the format of "Countdown", but with hosts and contestants from "8 Out of 10 Cats", and an emphasis on humour. The first episode aired as part of Channel 4's "mash-up night" on 2 January 2012; the first full series was aired in July 2013 and multiple series have since been commissioned. Episodes feature Jimmy Carr as host; two teams of two contestants feature in most episodes, with Sean Lock
Jimmy Carr special episodes known as "The Big Fat Quiz of Everything". Since 2005, Carr has presented the comedy panel show "8 Out of 10 Cats". The show aired on Channel 4 until 2016 when it moved to More4 and then later to E4. Since 2012, Carr has also presented "8 Out of 10 Cats Does Countdown", a combination of his panel show "8 Out of 10 Cats" and daytime quiz show "Countdown". In April 2010, Carr hosted the first British version of a comedy roast show, Channel 4's "A Comedy Roast". On 6 May 2010, he was a co-host of Channel