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:
Miriam Marx Miriam Marx Miriam Marx Allen (May 19, 1927 – June 29, 2017) was an author and the daughter of Groucho Marx, and his first wife, Ruth Johnson. Her elder brother was Arthur Marx. Her married name was Miriam Allen. Besides having worked for a time on the writing staff of her father's quiz show "You Bet Your Life" during the 1950s, she later appeared in several Marx Brothers documentaries. In her book, "Love Groucho: Letters from Groucho Marx to His Daughter Miriam", she detailed her difficult relationship with Groucho, her battle against addictive substances, and her eventual reconciliation with her