Documentary revealing how top comedians can make a fortune from a wide range of corporate gigs, from after dinner speeches to TV commercials. Looking back at some of the funniest adverts ever made and revealing why for some comedians it is work that they covet, while for others it is a creative compromise too far. Also revealing what happened when one of Britain's funniest men decided to set up a company trading on laughs. Contributors include John Cleese, Rhod Gilbert, Jo Brand, Arthur Smith, Mark Thomas, Clive Anderson and Barry Cryer. Narrated by Eddie Mair.