Danny O'Neill and Hank Taylor are rival trumpeters with the Perennials, a college band, and both men are still attending college by failing their exams seven years in a row. In the midst of a performance, Danny spies Ellen Miller who ends up being made band manager. Both men compete for her affections while trying to get the other one fired.

The newly-named emperor Maximilian and his wife Carlota arrive in Mexico to face popular sentiment favoring Benito Juárez and democracy.

One of the last bills signed by President Lincoln authorizes pushing the Union Pacific Railroad across the wilderness to California. But financial opportunist Asa Barrows hopes to profit from obstructing it. Chief troubleshooter Jeff Butler has his hands full fighting Barrows' agent, gambler Sid Campeau; Campeau's partner Dick Allen is Jeff's war buddy and rival suitor for engineer's daughter Molly Monahan. Who will survive the effort to push the railroad through at any cost?

Socialite Judith Traherne lives a lavish but emotionally empty life. Riding horses is one of her few joys, and her stable master is secretly in love with her. Told she has a brain tumor by her doctor, Frederick Steele, Judith becomes distraught. After she decides to have surgery to remove the tumor, Judith realizes she is in love with Dr. Steele, but more troubling medical news may sabotage her new relationship, and her second chance at life.

A famous aviator helps an amateur enter a cross-country air race for women.

Gangsters plan an assassination of a rival while he rides the train carrying him to prison.

Excitement runs high when a family's farm is chosen as the site for a big cornhusking contest.

A former actor poses as the son of a wealthy man and gets involved in a murder in which the real son is the suspect.

Comical exploits of two Navy pals, at sea and on shore.

A detective must solve a case where a girl was murdered in a room--and all the doors and windows were locked from the inside.