An essential component of The Beatles' appeal was their sense of humour, showcased not only in their two feature films (A Hard Day's Night, Help!) but also their TV appearances, interviews and even their music. TV comedy writer (Late Night with David Letterman, The Simpsons) Jeff Martin returns to the show to discuss how this facet of their talents was not only exceptionally developed, but also an element that set them apart from their peers, as well as key to their enduring legacy. For further reading, check out The Beatles and Humour: Mockers, Funny Paper and Other Play.