In the motion picture debut of Groucho, Harpo, Chico and Zeppo Marx, Groucho portrays the owner of the Hotel de Cocoanut who tries to fleece everyone from innocent bellboys and bell girls to wealthy society matron Mrs. Potter (Margaret Dumont). Chico and Harpo play resort hotel con men who arrive with empty suitcases they plan to fill by robbing guests. Featuring elaborate musical production numbers with music by Academy Award winner Irving Berlin.