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
Panel show A Clue" are parodies. Some panel shows are variations of classic parlor games. "Twenty Questions" is based on the parlor game of the same name, "Give Us a Clue" is modeled after Charades, and "Call My Bluff" and "Balderdash" are based on Fictionary. Frequently, a panel show features recurring panelists or permanent team captains, and some panelists appear on multiple panel shows. Most shows are recorded before a studio audience. The first known example of a panel show in the world is the radio program "Information Please", which debuted on 17 May 1938 on the NBC Blue Network. An evolution