Question: When does the Zack de la Rocha's friend born who is an American musician, best known as the bassist?
Sentence (from "Tom Morello discography"): This is the discography of Tom Morello, an American Grammy-award winning rock guitarist most known for his work with the bands Rage Against the Machine, Audioslave, Street Sweeper Social Club and as his folk alter-ego The Nightwatchman.
Relevant evidence: No