Xena and Xander Holmes, an American brother and sister spending a year in England, use clues in their ancestor Sherlock Holmes' casebook as they try to solve the mystery of a monster threatening a peaceful country village where a documentary film is being made.

Take a loopy look at Acme students who get a hire education by seeking part-time jobs. A minaturized Babs and Buster tour Plucky's brain. Game-show bachelors Hamton, Plucky and Montana Max woo (un)lucky bachelorette Elmyra. Waiter Plucky takes an order for duck à l'orange. Various Toonsters battle monsters, solve mysteries, rock out in music videos, roll back to prehysteric prehistory and more.