"Enter Sandman" is the opening track and lead single from heavy metal band Metallica’s self-titled fifth album. ’Metallica’ (1991) has earned 16x Multi-Platinum by The Recording Industry Association of America (RIAA)® (@RIAA_awards). The music for “Enter Sandman” was written by Kirk Hammett, James Hetfield and Lars Ulrich. The lyrics deal with the concept of a child's nightmares. The song evolved from a guitar riff that lead guitarist Kirk Hammett wrote, after being inspired by Soundgarden's 198