When does the Zack de la Rocha's friend born who is an American musician, best known as the bassist?
Tom Morello discography:  After Zack convinced his childhood friend Tim Commerford to join as the band's bass player the line up was complete. Tim Commerford: Timothy Robert Commerford (born February 26, 1968) is an American musician, best known as the bassist and backing vocalist for the American rap metal band Rage Against the Machine (1991–2000; 2007–2011), supergroups Audioslave (2001–2007) and Prophets of Rage (2016–present).
i don't know