As the only relative in line to ascend the Royal throne, a down-on-his-luck American slob must learn the ways of the English.

Jacko (Karl Howman) is a painter and decorator with an eye for the ladies. He works with Eric (Mike Walling), who's married to his sister Jean (Nicky Croydon). The painting and decorating firm they work for is owned by Lionel Bainbridge (Gary Waldhorn). Other characters include Lionel's wife, Veronica (Elizabeth Counsell), his daughter Lelsey (Kim Thomson, later Erika Hoffman) and wine bar owner Elmo Putney (Howard Lew Lewis).