Telegram deliverer Daffy Duck is in a swamp. Unable to stop his hiccups, Daffy decides to seek medical help, in an old house belonging to a Dr. Jerkyl, who advertises his services on a neon sign atop his house.

Georgia Garrett is sent by jealous wife Elvira Kent on an ocean cruise to masquerade as herself while she secretly stays home to catch her husband cheating. Meanwhile equally suspicious husband Michael Kent has sent a private eye on the same cruise to catch his wife cheating. Love and confusion ensues along with plenty of musical numbers.