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
Karl and the Marx Brothers Karl and the Marx Brothers Karl and the Marx Brothers is an English indie folk group from Derby. In 2013 they released their debut album "Angry Folk" on Furthest From The Sea recordings. Formed in 2011, the band's material is political in nature, tackling subjects such as the WikiLeaks scandal and Julian Assange ("Rhymes With Blancmange"), and the MPs' expenses scandal. The latter was the subject of the song "The Relative Innocence of David Laws" and caused some controversy in the MP's constituency. On 9 November 2012 Matt from the band was interviewed by Andy Potter on BBC Radio Derby.