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:
Sam Marx Night at the Opera".) Sam Marx died on May 10, 1933, from complications due to kidney failure. He was 73. Sam Marx Samuel Marx (born Simon Marx; October 23, 1859 – May 10, 1933) was the husband of Minnie Marx, and father of the Marx Brothers. According to his birth certificate, Marx was born as Simon Marx in Alsace, France. Due to his place of birth, he was known as "Frenchie". He met Minnie in New York where he was working as a dance teacher. They married in 1884 and had six sons. Their first son, Manfred, born 1885, died