Gummo Marx a number of writers, and was well respected as a businessman. He rarely required contracts, believing that if the people he represented liked his work, they would stay with him; and if not, would seek representation elsewhere. Around the time he left his brothers' Vaudeville act, Marx applied for a patent for a clothes packing rack. On October 28, 1919, Marx was granted patent US1320335A. Gummo may have received his nickname because he had a tendency to be sneaky backstage, creeping up on others like a "gumshoe" (detective). Another explanation cited by biographers and family members is that Milton, the
Jack Benny her boys in their act. Benny's parents refused to let their son go on the road at 17, but it was the beginning of his long friendship with the Marx Brothers, especially Zeppo Marx. The next year, Benny formed a vaudeville musical duo with pianist Cora Folsom Salisbury, a buxom 45-year-old divorcée who needed a partner for her act. This angered famous violinist Jan Kubelik, who feared that the young vaudevillian with a similar name would damage his reputation. Under legal pressure, Benjamin Kubelsky agreed to change his name to Ben K. Benny, sometimes spelled Bennie. When Salisbury left the