 shouted out more-or-less at random had been part of his Charlie Chuck act and became his 'Uncle Peter' catchphrases on the Reeves & Mortimer TV shows.As a result of these TV appearances, Paul McCartney became a fan and invited Chuck to perform at one of his birthday parties.In 2001, he appeared as his Charlie Chuck character in a series of TV adverts for Cadbury's Double Decker chocolate bars.