The Docs and Lamput are excited because the FunFair is in town! But after the Docs cause havoc for the Carnival Clown during his juggling act, Lamput tries to make things right. The Clown is delighted in his new found friend and the two of them disappear into his House of Fun, with the Docs giving chase. But not all is as it seems inside the mysterious fun house, and the Docs have to come up with a cunning plan to capture Lamput and avoid upsetting the Clown any more!