Groucho Marx, Chico Marx, and Zeppo Marx in Monkey Business (1931)

Ruth Hall and Zeppo Marx in Monkey Business (1931)

Rockliffe Fellowes, Chico Marx, and Harpo Marx in Monkey Business (1931)

Groucho Marx, Chico Marx, and Harpo Marx in Monkey Business (1931)

Groucho Marx, Chico Marx, Harpo Marx, and Zeppo Marx in Monkey Business (1931)

Chico Marx, Harpo Marx, Zeppo Marx, and The Marx Brothers in Monkey Business (1931)

Groucho Marx, Chico Marx, Harpo Marx, Zeppo Marx, and The Marx Brothers in Monkey Business (1931)

Billy Barty, Tom Kennedy, and Harpo Marx in Monkey Business (1931)

Groucho Marx, Chico Marx, Harpo Marx, and The Marx Brothers in Animal Crackers (1930)

Groucho Marx, Chico Marx, Harpo Marx, Constantine Romanoff, and Thelma Todd in Monkey Business (1931)