Marx Brothers Minnie helped her younger brother Abraham Elieser Adolf Schönberg (stage name Al Shean) to enter show business; he became highly successful on vaudeville and Broadway as half of the musical comedy double act Gallagher and Shean, and this gave the brothers an entree to musical comedy, vaudeville and Broadway at Minnie's instigation. Minnie also acted as the brothers' manager, using the name Minnie Palmer so that agents did not realize that she was also their mother. All the brothers confirmed that Minnie Marx had been the head of the family and the driving force in getting the troupe launched, the
Zeppo Marx to the Marx Brothers' initial success was as a Marx Brother who could 'pass' as a normal person. None of Zeppo's replacements (Allan Jones, Kenny Baker and others) could assume this character as convincingly as Zeppo, because they were actors, and Zeppo was the real thing, cast to type" (562). Zeppo's comic persona was further highlighted in the "dictation scene" of "Animal Crackers". In his book "Groucho, Harpo, Chico, and Sometimes Zeppo", Joe Adamson analyzed the scene, showing how it revealed Zeppo's ability to one-up Groucho with simple, plain-English rebuttals. In the scene, Groucho dictates a letter to his lawyer,