<Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Td_colspan="2"> Website </Td> </Tr> <P> Through the Keyhole is a British comedy panel game show created by TV Producer Kevin Sim and originally presented by Sir David Frost and Lloyd Grossman . It features the host going around celebrities' houses and then getting a panel of other celebrities to try to guess who the famous homeowner is . </P> <P> The show originally aired on ITV from 3 April 1987 to 1 May 1995, then it aired on Sky 1 from 22 February to 23 December 1996 before moving to BBC1 from 7 April 1997 to 2004 and then its sister channel BBC Two from 26 February 2006 to 4 June 2008 . </P>

Who presented through the keyhole before keith lemon
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