Maurice Chevalier under contract with Paramount, his name was so recognized that his passport was featured in the Marx Brothers film "Monkey Business" (1931). In this sequence, each brother uses Chevalier's passport, and tries to sneak off the ocean liner where they were stowaways by claiming to be the singer—with unique renditions of "You Brought a New Kind of Love to Me" with its line "If the nightingales could sing like you". In 1931, Chevalier starred in a musical called "The Smiling Lieutenant" with Claudette Colbert and Miriam Hopkins. Despite the disdain audiences held for musicals in 1931, it proved a successful
Monkey Business (1931 film) four stowaways because he can hear them singing "Sweet Adeline".) If so, it would be one of only a few times Harpo used speech on screen, as opposed to other vocalizations such as whistling or sneezing. At least one other possible on-screen utterance occurs in the film "A Day at the Races" (1937), in which Groucho, Chico, and Harpo are heard singing "Down by the Old Mill Stream" in three-part harmony. This was the first Marx film to be written specifically for film, and the first shot in Hollywood. Their first two films were filmed at Paramount Pictures' Astoria Studios