Metallica is an American heavy metal band that & formed in 1981 in Los Angeles, California. Founded when drummer Lars Ulrich posted an advertisement in a Los Angeles newspaper, Metallica's original line-up consisted of Ulrich, rhythm guitarist and vocalist James Hetfield,

Metallica has released eight studio albums, two live albums, two EPs, nine videos, and is working on a ninth studio album lead guitarist Dave Mustaine, and bassist Ron McGovney.

The band's 1991 album Metallica, has sold over 15 million copies, which makes it the 25th highest selling album in the United States.

The most famous Metallica’s songs are the rock-balad Nothing else matters and the reality heavy song Master of Puppets

http://youtube.com/watch?v=v2qIiJTsxp0&feature=related