On a layover in Hawaii two conniving Navy seamen borrow money to lay down bets that their ship will win the upcoming gunnery practice trophy, having found out that the current gunnery champ has just transferred aboard their ship. What they haven't learned, however, is that the marksman's enlistment is up before the contest is supposed to take place.
Bandleader Kay Kyser takes his troupe of nutty musicians, goofball comics and pretty girl singers on a tour around the world to entertain the troops during World War II.
May Daly, une danseuse est aimée par deux hommes: Louis Blore et Alec Howe. Par rivalité, Louis verse une drogue dans le verre d'Alec, mais par erreur il boit lui-même le verre. Louis rêve alors qu'il est Louis XV et retrouve May en Madame du Barry.
Sheridan Whiteside, un conférencier excentrique et populaire, retourne dans sa région natale afin d'y recevoir une récompense. Invité, en compagnie de sa secrétaire, chez un riche propriétaire local, il est forcé d'y séjourner à cause d'une jambe cassée.
Showgirl Maisie Ravier finds herself once again out of work. She meets a wealthy playboy who hires her to be his family's new maid. Maisie soon finds herself trying to mend the family's many problems.