8 Out of 10 Cats show has to be edited to fit in its 26-minute slot. From series 9 there is a longer version of the show called "8 Out of 10 Cats Uncut", broadcast a few days later. These rounds only featured in series 1 and the "Big Brother" special shows: Since 2012, crossover episodes between "8 Out of 10 Cats" and "Countdown" have aired. The show follows the format of "Countdown", but is hosted by Jimmy Carr, with permanent contestants Sean Lock and Jon Richardson, as well as two other guest contestants. On 4 January 2013, a special episode of "Deal or No
8 Out of 10 Cats Does Countdown Richardson were joined by an additional contestant each, for each special - Rhod Gilbert, Rob Beckett, Stephen Mangan and Richard Osman - with Dent joined by Tim Key and Henning Wehn respectively during recordings. On 9 July 2013, owing to favourable ratings from the specials, Channel 4 announced its decision to commission a full series of six episodes of the crossover, which was aired from July to September, Following the first series, the network ordered additional series for 2014, 2015, 2016, and 2017. On 13 July 2018, Channel 4 aired a special edition of the crossover series as part of