Robert Trujillo

Roberto Agustín "Rob" Trujillo (born October 23, 1964) is an American musician who is most famous as the bass player for Metallica. He joined the band in 2003. Before that Trujillo played bass for Suicidal Tendencies, Infectious Grooves, Black Label Society, Jerry Cantrell and was a member of Ozzy Osbourne's band.