"I'm Sorry I Haven't a Clue" developed from the long-running radio sketch show "I'm Sorry, I'll Read That Again", the writers of which were John Cleese, Jo Kendall, David Hatch, Bill Oddie, Tim Brooke-Taylor and especially Graeme Garden who suggested the idea of an unscripted show which, it was decided, would take the form of a parody panel game.A panel game with no competition was not itself a new idea