I'm Sorry I Haven't a Clue in Salford was filmed and broadcast on BBC Four on 13 September 2008. Although some unaired pilots had previously been made, this was the first time ISIHAC has been shown on television. An extended version was released on DVD on 10 November 2008. The regular panellists decided to continue the annual stage tour despite Lyttelton's death, with Jack Dee (one of the 51st series' hosts) as chairman for the tour shows. Jeremy Hardy remained as the guest participant. Dates Another set of tour dates, with Jack Dee as chairman and Jeremy Hardy as guest panellist, took place in 2010. Dates
I'm Sorry I Haven't a Clue down opportunities to work on it as he preferred to remain a listener. The official, authorised history of the show and ISIRTA, "The Clue Bible" by Jem Roberts, was published by Preface Publishing in October 2009. Humphrey Lyttelton, primarily known as a jazz trumpeter and bandleader, was invited to be chairman because of the role played by improvisation in both comedy and jazz music. In the first series Lyttelton shared the role of chairman with Barry Cryer but he made it his own (especially once Cryer replaced Cleese as a regular panellist) and continued as chairman until his death on