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
8 Out of 10 Cats Deal" featuring Carr as host alongside Richardson and Lock aired during another Channel 4 "mash-up night", the story behind it being that Noel Edmonds had been driven to leave when Derren Brown was playing, and was getting all the boxes from lowest to highest. Noel ran away with the £250,000 box, saying that he "spent it all on his shirt". The backstage personnel then took out a hammer and smashed the 'break glass for Jimmy Carr' box, which produced a horn, which was used to call Carr to the set. Joe Wilkinson guest starred as the Banker's assistant. Guests were