Broad satire and buffoonery presented as a series of movie trailers. Among the titles and subjects are: "The Howard Huge Story", "Skate-boarders from Hell", "The Invasion of the Penis Snatchers", Woody Allen (pre-Mia), movie trailer come-ons, Charlie Chaplin, war movies, Billy Jack. The source of the title is presented about an hour into the film.

Dominick DiNapoli is a man who loves food and is overweight as a result. After an obese cousin dies due to health problems, Dominick's sister Antoinette sets out to help him lose weight. Although he has a hard time trying to slim down, Dominick finds inspiration when he meets and falls for shop owner Lydia. Can he get up the courage to ask her out, or will he go back to the comfort of overeating?

A bad Polish actor is just trying to make a living when Poland is invaded by the Germans in World War II. His wife has the habit of entertaining young Polish officers while he's on stage, which is also a source of depression to him. When one of her officers comes back on a Secret Mission, the actor takes charge and comes up with a plan for them to escape.

When a humorous script-reader in her New York apartment sees an ad in the Saturday Review of Literature for a bookstore in London that does mail order, she begins a very special correspondence and friendship with Frank Doel, the bookseller who works at Marks & Co., 84 Charing Cross Road.