Monkey Business (1931 film) the film, and that Eddie Cantor contributed when he visited the set during shooting Typical for many Marx Brothers films, production censors demanded changes in some lines with sexual innuendo. "Monkey Business" was banned in some countries because censors feared it would encourage anarchic tendencies. This is the first Marx Brothers film not to feature Margaret Dumont: this time their female foil is comedian Thelma Todd, who would also star in the Marx Brothers' next film, "Horse Feathers". A few years later, in December 1935, Todd died in unexplained circumstances. A line of dialogue in "Monkey Business" seems to foreshadow
The Threepenny Opera (1931 film) used in the film. Songs that were used include "The Ballad of Mackie Messer", "Love Duet", "Barbara Song", "Is It a Lot I'm Asking?", "The Ballad of the Ship with Fifty Cannons", "The Cannon Song", and "Song of the Insufficiency of Human Endeavor". "The Threepenny Opera" was the first film presented at Warner Brothers' new foreign-language theater in New York City. The versions of the film released in the United States and the United Kingdom were shorter than the 110 minutes of the original German version. The Threepenny Opera (1931 film) The Threepenny Opera () is a 1931 German musical