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 regarded Leo McCarey, is the highest rated of the five Marx Brothers films on the American Film Institute's "100 years ... 100 Movies" list. It did not do as well financially as "Horse Feathers", but was the sixth-highest grosser of 1933. The film sparked a dispute between the Marxes and the village of Fredonia, New York. "Freedonia" was the name of a fictional country in the script, and the city fathers wrote to Paramount and asked the studio to remove all references to Freedonia because "it is hurting our town's image". Groucho fired back a sarcastic retort asking them to