James Hetfield is an American musician, singer and songwriter known for being the co-founder, lead vocalist, rhythm guitarist and main songwriter for the American heavy metal band Metallica. Hetfield is mainly known for his intricate rhythm playing, but occasionally performs lead guitar duties and some solos, both live and in the studio. 

Kirk Lee Hammett is the lead guitarist and a songwriter in the band Metallica and has been a member of the band since 1983. In 2003 Hammett was ranked 11th in Rolling Stone's list - The 100 Greatest Guitarists of All Time. 

Robert Trujillo is a bassist who played with Suicidal Tendencies, Infectious Grooves, Black Label Society, Jerry Cantrell, and Ozzy Osbourne's band before joining Metallica in 2003.

See more at www.metallica.com (Photo credit: Herring & Herring)