Marx Brothers stage during the middle of a Groucho monologue to see if Groucho would be thrown off. However, to the audience's delight, Groucho merely reacted by commenting, "First time I ever saw a taxi hail a passenger". When Harpo chased the girl back in the other direction, Groucho calmly checked his watch and ad-libbed, "The 9:20's right on time. You can set your watch by the Lehigh Valley." The brothers' vaudeville act had made them stars on Broadway under Chico's management and with Groucho's creative direction—first with the musical revue "I'll Say She Is" (1924–1925) and then with two musical comedies:
Oscar Marx Oscar Marx Oscar B. Marx (July 14, 1866 – November 23, 1923) was an American political figure, who was mayor of Detroit from 1913 to 1918. Marx was born on July 14, 1866, in Wayne County, Michigan, the son of German immigrants Stephen and Eleanor Busch Marx. Marx attended the Detroit public schools and the German-American Seminary, and spent much of his early life farming, but as Detroit and Hamtramck, Michigan grew, the encroaching cities swallowed the Marx farm. Marx's father Stephen sold the farm, giving him and his brothers several thousand dollars to start a business. Oscar Marx used