The Commodores sing Aunt Rhoda, Polly Wolly Doodle, Sweet Genevieve, Loakie's Boat and I've Been Working on the Railroad. The words of the last four songs appear on screen for audience sing-along.
After conning a potential buyer into believing that Queenie's herd is diseased, nasty would-be empire builder Duke Drake is confronted by the girl's new tough foreman Bill Foster.
Five-year-old Patsy has competition for her father's attention from the family's new baby. Her attempts to win her father's praise receive instead a rebuke.
Fernando, owner of a large chain store, suffers from worrying dreams: he seems to successfully court saucy women, but just as he is about to win them over, a youngster comes on the scene and steals them from under his nose.
Bored with her bourgeois life, the young Maria Variani, daughter of a professor, meets Bruno, who is part of an amateur jazz group, and allows herself to be persuaded to join the band that plays during the radio program "The microphone is yours".
Two men search the jungle for a woman who has been captured by a tribe of murderous gorillas. When they finally find her, they must fight off attacks by the gorillas, who are determined to keep her.