Italian poet Boccaccio (Louis Jourdan) hides in the court of Fiammetta (Joan Fontaine) and tells three tales of love and lust.

Best friends Joan and Patricia are teenage autograph seekers who spend most of their day bumping into and having tea with movie stars like Greer Garson and Walter Pidgeon. Based on disinformation from a meddling governess, Joan also devotes some time to working on the no-problem marriage of her parents.

A college professor who believes there's no place for jealousy in modern marriage, John Hathaway (Don Ameche) moves with his wife, Julie (Rosalind Russell), to New York where he plans to publish a book on the subject. Meeting with publisher Elliott Morgan (Van Heflin), who falls head over heels for Julie, John is assigned to his assistant Nellie (Kay Francis), who only has eyes for her boss. Working closely with Nellie, who Julie thinks is after her husband, John continues his high-minded ways while his angry spouse schemes to make him so jealous he'll knock Elliott's block clean off.

A decoding expert tangles with enemy spies.

Small-town soda-jerk Peggy Evans quits her dead-end job and moves to New York where she invents a new identity.

An American playboy is sent to a British boarding school to learn discipline.

A brash young American aristocrat attending Oxford University gets a chance to prove himself and win the heart of his antagonist's sister.

When a major newspaper accuses wealthy socialite Connie Allenbury of being a home-wrecker, and she files a multi-million-dollar libel lawsuit, the publication's frazzled head editor, Warren Haggerty, must find a way to turn the tables on her. Soon Haggerty's harried fiancée, Gladys Benton, and his dashing friend Bill Chandler are in on a scheme that aims to discredit Connie, with amusing and unexpected results.

Johnny Brett and King Shaw are an unsuccessful dance team in New York. A producer discovers Brett as the new partner for Clare Bennett, but Brett, who thinks he is one of the people they lent money to, gives him the name of his partner.