Rich playboy Drogo Gaines is in imminent danger of marrying a gold digger, and escapes by feigning insanity. The joke's on him when he wakes up in an asylum full of comical lunatics. There he befriends Colonel Carraway, and together they escape, catching a ride with a beautiful blonde who proves to be Penguin Moore, carnival owner.

During World War II, all the studios put out "all-star" vehicles which featured virtually every star on the lot--often playing themselves--in musical numbers and comedy skits, and were meant as morale-boosters to both the troops overseas and the civilians at home. This was Universal Pictures' effort. It features everyone from Donald O'Connor to the Andrews Sisters to Orson Welles to W.C. Fields to George Raft to Marlene Dietrich, and dozens of other Universal players.

Jimmy Durante is jungle movie star Schnarzan the Conqueror, but the public is tiring of his fake lions. When Baron Munchausen comes to town with real man-eating lions, Durante throws him a big Hollywood star-studded party so that he might use the lions in his next movie. But, his film rival sneaks into the party to buy the lions before Durante.

A Parisian tailor goes to a château to collect a bill, only to fall for an aloof young princess living there.