A round of BBC Radio 4's "I'm Sorry I Haven't Got a Clue" (which Humphrey Lyttelton used to chair) at the Humphrey Lyttelton Celebration Concert at the Hammersmith Apollo, London on 25 April 2010. Left to right: Rob Bryden, Tim Brooke-Taylor, Jack Dee & Barry Cryer. Job: Ref: 85452 HDR.  (Photo by Howard Denner/Photoshot/Getty Images)