"Enter Sandman" is a song by American heavy metal band Metallica. It is the opening track and lead single from their self-titled fifth album, released in 1991. The music was written by Kirk Hammett, James Hetfield and Lars Ulrich. Wikipedia
B-side: "Stone Cold Crazy"; Demo version; "Holier Than Thou" (work in progress)
Genre: Heavy metal; hard rock;
Label: Elektra
Length: 5:31
Recorded: June 16, 1991
Released: July 29, 1991