Metallica is an American heavy metal band. It was formed in Los Angeles in 1981 by vocalist/guitarist James Hetfield and drummer Lars Ulrich, and has been based in San Francisco for most of its career.

Kill ‘Em All is the debut album by the American heavy metal band Metallica, released on July 25, 1983, through the independent label Megaforce Records. After forming in 1981, Metallica began by playing shows in local clubs in Los Angeles.