James Hetfield has been the lead singer and rhythm guitarist of Metallica since 1981. The document discusses Hetfield's career highlights with Metallica over the decades, including touring numerous countries and playing massive concerts. It also provides details about Hetfield's ESP EXP guitar that he uses on stage. The text celebrates Hetfield's appearance with Metallica at Dreamforce 2011 and invites the reader to enter a contest to win the guitar.