This is to draw readers' attention to a DVD which features a selection of clips from films and TV shows in which Freddie "Parrotface" Davies has appeared over the years, including the very first TV appearance of his Samuel Tweet character on Opportunity Knocks from 1964.
He tells a single joke, really a shaggy dog story (appropriately, the setting is a pet shop), but what comes over is the performer's enjoyment in the relaying of what is a fairly simple gag and the sense of his knowing how to work the audience.
That was the moment which "started everything" for the former Redcoat - even though, acccording to an interview with Martin Kelner, it was entirely fortuitous: