Kill 'Em All for One was the first major concert tour by American heavy metal band Metallica. The tour included Metallica's newly-hired lead guitarist Kirk Hammett. It was sponsored by Megaforce Records. The tour consisted of 32 cross-country dates, provided by Megaforce Records. The concert set lists would often consist of mostly songs from its debut studio album Kill 'Em All and a song from Ride the Lightning, the song being "The Call of Ktulu" under it's demo name When Hell Freezes Over.