I'm Sorry I Haven't a Clue on a 2012 show which featured Victoria Wood. A 2013 episode featured a round of "Useless Celebrities", a parody of "Pointless Celebrities", and featured Richard Osman as the co-presenter (this was broadcast three years before Osman appeared on the panel). A 2017 episode featured a spoof of "The Chase" which featured Anne Hegerty, one of the Chasers from the show. On one occasion Humph announced that they had a very distinguished actor as a guest who would join in the game of Mornington Crescent. When the game started, after great ceremony, the penultimate player, the last of the panellists, won
I'm Sorry I Haven't a Clue on his first move, thus denying the distinguished guest the opportunity to make a single move. The chairman apologised but explained that this was an unavoidable possibility and the guest left without having uttered a word. The show was allegedly inundated with complaints at the treatment of Sir Alec Guinness as on the actual recording Lyttelton can be heard to say, "Well I'm very sorry about that. Rather unfortunate. We would like to go on and ask you a few things about what you're doing currently, Sir Alec, but we do have to hurry on to the next game." This