A doctor working with the Bureau of Pure Foods and Drugs, uses radio broadcasts to expose fraudulent patent medicines.

A black-face minstrel preacher motivates his congregation in song. Gags include a stockpile of guns outside the church and stolen chickens.

Mary Beamish, a folksy Ozark girl, yearns for the glitter of show business and for a man. She knows she is anything but gorgeous, but figures her enthusiasm offsets that small deficit.