George Stroud, a crime magazine's crusading editor, has to postpone a vacation with his wife - again - when a glamorous blonde is murdered and he is assigned by his publishing boss to find the killer. As the investigation proceeds to its conclusion, Stroud must try to disrupt his ordinarily brilliant investigative team as they increasingly build evidence that he is the killer.

A New York inventor, Tom Jeffers, needs cash to develop his big idea, so his adoring wife, Gerry, decides to raise it by divorcing him and marrying an eccentric Florida millionaire, J. D. Hackensacker III.

An office clerk loves entering contests in the hopes of someday winning a fortune and marrying the girl he loves. His latest attempt is the Maxford House Coffee Slogan Contest. As a joke, some of his co-workers put together a fake telegram which says that he won the $25,000 grand prize.

Successful movie director John L. Sullivan, convinced he won't be able to film his ambitious masterpiece until he has suffered, dons a hobo disguise and sets off on a journey, aiming to "know trouble" first-hand. When all he finds is a train ride back to Hollywood and a beautiful blonde companion, he redoubles his efforts, managing to land himself in more trouble than he bargained for when he loses his memory and ends up a prisoner on a chain gang.

A trumpet player in a radio orchestra falls asleep during a commercial and dreams he's Athanael, an angel deputized to blow the Last Trumpet at exactly midnight on Earth, thus marking the end of the world.

Jeff grows up near Basin Street in New Orleans, playing his clarinet with the dock workers. He puts together a band, the Basin Street Hot-Shots, which includes a cornet player, Memphis. They struggle to get their jazz music accepted by the cafe society of the city. Betty Lou joins their band as a singer and gets Louie to show her how to do scat singing. Memphis and Jeff both fall in love with Betty Lou.

Trixie is a female pilot looking to win a big race to advance her career. During one race, however, her plane becomes damaged, and she needs help to repair it. She meets a Navy pilot named "Tex" Price and tries to gain his aid. Tex soon meets another pilot, Gerry, a novice who seeks to win an important upcoming race. Tex, concerned for Gerry's safety, tries to convince her not to race. But Gerry, now a rival of Trixie's, is determined to fly.

Woman hopes to be a great singer and is encouraged by her scheming teacher. After she flops her husband, encouraged by an amorous professional singer tries opera and also flops.

It's no accident when wealthy Charles falls for Jean. Jean is a con artist with her sights set on Charles' fortune. Matters complicate when Jean starts falling for her mark. When Charles suspects Jean is a gold digger, he dumps her. Jean, fixated on revenge and still pining for the millionaire, devises a plan to get back in Charles' life. With love and payback on her mind, she re-introduces herself to Charles, this time as an aristocrat named Lady Eve Sidwich.

Told in flashback, Depression-era bum Dan McGinty is recruited by the city's political machine to help with vote fraud. His great aptitude for this brings rapid promotion from "the boss," who finally decides he'd be ideal as a new, nominally "reform" mayor; but this candidacy requires marriage. His in-name-only marriage to honest Catherine proves the beginning of the end for dishonest Dan...