Starring the four Marx Brothers, the film opens with them stowing away aboard an ocean liner. As they try to avoid the crew, they cause trouble as always and then accidentally get involved with rival mobsters. When they finally get off the boat, they attend a party of one of the men.
However, during the festivities mixed with craziness, his beautiful daughter is kidnapped by the other gangsters. In the final showdown, the Brothers lend a hand and save the girl being help captive in a barn. Aside from the usual chaos, some notable scenes include the opening sequence, the Punch and Judy Show, the Maurice Chevalier scene, and of the course the final barn sequence!