Marx Brothers and Chico appeared less prominently. The two younger brothers, Gummo and Zeppo, never developed their stage characters to the same extent as the elder three. They each left the act to pursue business careers at which they were successful, and for a time ran a large theatrical agency through which they represented their brothers and others. Gummo was not in any of the movies; Zeppo appeared in the first five films in relatively straight (non-comedic) roles. The performing lives of the brothers owed much to their mother Minnie Marx, who acted as their manager until her death in 1929. The
The Matys Brothers their hands) and began recording polka music for the Sunnyside and Select labels during the late 1950s and early 1960s. "Rummy Polka" was a hit for them in 1959, and the Matys Brothers scored their biggest hit in 1963, "Who Stole the Keeshka?" In the 1960s and 1970s, the brothers, John, Walt, Emil and Gene, toured the west coast. They appeared in the 1960s at The Showboat in Las Vegas, The Holiday Hotel downtown Reno, NV, and The Commercial Hotel in Elko, Nevada. The brothers also incorporated comedy into their act, some rehearsed, but most of them did not. Some