John Cleese removes racist slurs from Fawlty Towers revival: 'People don't understand it's a joke' - John Cleese cut N-word from Fawlty Towers revival because people 'don't understand irony' - Don't mention the war ... and the rest: the trouble with bringing back Fawlty Towers - John Cleese brings Fawlty Towers stage show to the West End