Monkey Business (1931 film) Chico give opera singer Madame Swempski (Cecil Cunningham). According to Turner Classic Movies' Robert Osborne, a sequel was planned for this film that would continue the gangster theme. During the development of that film, aviator Charles Lindbergh's son was kidnapped and killed by what was believed to be gangsters. The writers quickly shifted gears and based the brothers' next film very loosely on the Marx Brothers' earlier stage show "Fun in Hi Skule", which would evolve into "Horse Feathers". Monkey Business (1931 film) Monkey Business is a 1931 American Pre-Code comedy film. It is the third of the Marx Brothers'
Marx Brothers one day after heart surgery. In 1966 Filmation produced a pilot for a Marx Brothers cartoon. Groucho's voice was supplied by Pat Harrington Jr. and other voices were done by Ted Knight and Joe Besser. In 1970, the four Marx Brothers had a brief reunion of sorts in the animated ABC television special "The Mad, Mad, Mad Comedians", produced by Rankin-Bass animation (of "Rudolph the Red-Nosed Reindeer" fame). The special featured animated reworkings of various famous comedians' acts, including W. C. Fields, Jack Benny, George Burns, Henny Youngman, the Smothers Brothers, Flip Wilson, Phyllis Diller, Jack E. Leonard, George Jessel