A Night at the Opera (film) DVD commentary. But this could not have occurred, because Sam Marx had died in 1933, during pre-production of "Duck Soup", two years before "A Night at the Opera" was released. The rumor arose because Frenchy had had such a cameo appearance in the Marx Brothers' earlier "Monkey Business". There is, however, a reference to the Marx Brothers' mother, Minnie Marx, during the stateroom scene, in which a woman asks, "Is my Aunt Minnie in here?" Part of the concept of casting the Marx Brothers as stowaways on a ship was recycled from "Monkey Business". As Groucho's and Margaret Dumont's characters
Marx Brothers Jones (Harrison Ford) to keep it out of Nazi hands. When Indy misconstrues the purpose of being sent it and returns it to his father instead, his father berates him by saying "I should have mailed it to the Marx Brothers!". In the 1996 musical, By Jeeves, based on the Jeeves stories by P.G. Wodehouse, during "The Hallo Song", Gussie Fink-Nottle suggests "You're either Pablo Picasso", to which Cyrus Budge III replies "or maybe Harpo Marx!" In Rob Zombie's 2003 film House of 1000 Corpses, the clown Captain Spaulding is named after the Marx brothers character, and this is mentioned