Humphrey Lyttelton and Jeremy Hardy. Lyttelton died peacefully following his surgery on 25 April 2008 with his family around him. BBC Radio 4 broadcast a 1995 episode of "I'm Sorry I Haven't a Clue" as a tribute on Sunday 27 April, and a retrospective programme presented by Kenneth Clarke on Wednesday 30 April 2008. Radio 4 celebrated "Humphrey Lyttelton Day" on Sunday 15 June 2008, including a new profile of "ISIHAC" by Stephen Fry called "Chairman Humph — A Tribute". After his death, the controller of Radio 4, Mark Damazer, said: "He's just a colossally good broadcaster and possessed of this fantastic
I'm Sorry, I'll Read That Again It also may have influenced other spoof-based British radio programmes such as "Radio Active", "On the Hour", "The Sunday Format", "The News Huddlines", and later "Bleak Expectations". Several cast members have since appeared in the radio comedy panel game "I'm Sorry I Haven't a Clue", a spinoff from "ISIRTA" that has outlived it by decades. Tim Brooke-Taylor and Graeme Garden continue as regulars on the show. Episodes of "ISIRTA" have frequently been heard on BBC Radio 4 Extra (available on digital television, DAB digital radio and the web). Listeners in Australia occasionally find "ISIRTA" in the 5.30am vintage comedy timeslot