Wicked Willie is a humorous British cartoon character, personified as a talking penis, created by Gray Jolliffe (illustrator) with Peter Mayle. He first appeared in the book, Man's Best Friend, published in 1984. He has subsequently appeared in Wicked Willie - The Movie, and the board game, The Wicked Willie Game. Jolliffe says that the idea for Wicked Willie came to him one day, while he was in the bath. A more detailed history of Wicked Willie is found in the book, Wicked Willie Reloaded.