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.
Ronnie Romero Ronald Romero, (born 20 november 1981) is a Chilean singer, songwriter, and musician, best known as the lead singer of the rock bands Lords of Black and Rainbow.