When a snow-white vintage Rolls-Royce chases Jimmy Carson down the driveway of the Willoughby estate all by itself - well, as Jimmy would say, and "Creeps! and " But that's only the beginning: A strange hit-and-run accident, two quarts of sour cream, and a missing moustache start the incomparable Brains Benton and his partner Jimmy off on a truly international mystery as a kingdom hangs in the balance.