Keith Waterhouse's most famous creation was Billy Liar, and there's more than a touch of Billy Liar in his comic creation who went by the false name Mike Upchat. 'The Upchat Line', a Thames TV sitcom, featured John Alderton as a mysterious bloke whose every waking moment is devoted to the fine art of 'pulling birds' ... in other words, getting laid. Our lad has no fixed abode; he keeps all his possessions and clothes in a locker in Marylebone Station