Big Sir is a band that includes which bass guitarist, a Mexican-American musician, best known as the longtime bassist of Racer X and The Mars Volta?
Big Sir (band) Big Sir is a band that includes the bass guitarist Juan Alderete (The Mars Volta and Racer X) and the singer Lisa Papineau.
Randy Jackson Randall Darius "Randy" Jackson (born June 23, 1956) is an American bassist, singer, record producer, entrepreneur and television personality.