Filmed on a playground, Who Has Been Rocking My Dream Boat begins with what was described by Anger as a “montage of American children at play…in the last summer before Pearl Harbor”.
Bullfighter Juan Gallardo falls for socialite Dona Sol, turning from the faithful Carmen who nevertheless stands by her man as he continues to face real danger in the bullring.
When his car breaks down out in the country, Sniffles the mouse takes shelter in an old mill, where he meets up with "Batty," a non-stop-talking little bat who later save Sniffles from a hungry cat.
In this musical, four entertaining farmboys from Iowa head for the Big Apple to find fame and fortune but find themselves in trouble when a radio sponsor finds himself accused of kidnapping a girl.