Marx Brothers appeared, sometimes with Chico and Zeppo caricatured, in cartoons starring Mickey Mouse, Flip the Frog and others. In the "Airwolf" episode 'Condemned', four anti-virus formulae for a deadly plague were named after the four Marx Brothers. In "All in the Family", Rob Reiner often did imitations of Groucho, and Sally Struthers dressed as Harpo in one episode in which she (as Gloria Stivic) and Rob (as Mike Stivic) were going to a Marx Brothers film festival, with Reiner dressing as Groucho. Gabe Kaplan did many Groucho imitations on his sit-com "Welcome Back, Kotter" and Robert Hegyes sometimes imitated both Chico
Zeppo Marx who never understood any of his jokes. On the television series "Cheers", Lilith Crane said Zeppo was her favorite Marx brother. A third season episode of the television series "Buffy the Vampire Slayer" was titled "The Zeppo". This episode focuses on the perspective of the character Xander Harris; his position as ostensibly the least impressive or capable member of the cast is compared to Zeppo Marx. Zeppo Marx Herbert Manfred "Zeppo" Marx (February 25, 1901 – November 30, 1979) was an American actor, comedian, theatrical agent, and engineer. He was the youngest of the five Marx Brothers. He appeared in