QI

Each week celebrity guests join Irish comedian Graham Norton to discuss what's being going on around the world that week. The guests poke fun and share their opinions on the main news stories. Graham is often joined by a band or artist to play the show out.

Shooting Stars is a British television comedy panel game broadcast on BBC Two as a pilot in 1993, then as 3 full series from 1995 to 1997, then on BBC Choice from January to December 2002 with 2 series before returning to BBC Two for another 3 series from 2008 until its cancellation in 2011. Created and hosted by double-act Vic Reeves and Bob Mortimer, it uses the panel show format but with the comedians' often slapstick, surreal and anarchic humour does not rely on rules in order to function, with the pair apparently ignoring existing rules or inventing new ones as and when the mood takes them.

An un-scripted comedy show in which four guest performers improvise their way through a series of games, many of which rely on audience suggestions.

David Letterman uses mature humor to appeal to his audience in this weeknight series, which gets its music from a house band led by Paul Shaffer. Among the show's most-famous segments are the Top Ten List and Stupid Pet Tricks, the latter of which subsequently led to an additional recurring segment called Stupid Human Tricks.