Marx Brothers made a guest appearance to introduce the "Tonight Show's" new host, Johnny Carson. Around 1960, the acclaimed director Billy Wilder considered writing and directing a new Marx Brothers film. Tentatively titled "A Day at the U.N.", it was to be a comedy of international intrigue set around the United Nations building in New York. Wilder had discussions with Groucho and Gummo, but the project was put on hold because of Harpo's ill-health and abandoned when Chico died in 1961. He was 74. Three years later, on September 28, 1964, Harpo died at the age of 75 of a heart attack
Marx Brothers The first Marx Brothers/Thalberg film was "A Night at the Opera" (1935), a satire on the world of opera, where the brothers help two young singers in love by throwing a production of "Il Trovatore" into chaos. The film—including its famous scene where an absurd number of people crowd into a tiny stateroom on a ship—was a great success, and was followed two years later by an even bigger hit, "A Day at the Races" (1937), in which the brothers cause mayhem in a sanitarium and at a horse race. The film features Groucho and Chico's famous "Tootsie Frootsie Ice