Marx Brothers "The Cocoanuts" (1925–1926) and "Animal Crackers" (1928–1929). Playwright George S. Kaufman worked on the last two and helped sharpen the brothers' characterizations. Out of their distinctive costumes, the brothers looked alike, even down to their receding hairlines. Zeppo could pass for a younger Groucho, and played the role of his son in "Horse Feathers". A scene in "Duck Soup" finds Groucho, Harpo, and Chico all appearing in the famous greasepaint eyebrows, mustache, and round glasses while wearing nightcaps. The three are indistinguishable, enabling them to carry off the "mirror scene" perfectly. The stage names of the brothers (except Zeppo) were
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