Mastodon (band) band for personal reasons after just a couple of months. After recording a four-song demo and a 7-inch picture disc through Reptilian Records, Mastodon landed a record deal with Relapse Records in 2001. Mastodon released the EP "Lifesblood" in 2001, and its first full-length album, "Remission", in 2002, with the singles "March of the Fire Ants" and "Crusher/Destroyer" (which was also featured on "Tony Hawk's Underground"). On each of Mastodon's first three full-length albums the last track was an instrumental composition with a title that related to the Elephant Man. The band's second full-length album, "Leviathan", was released in 2004.
Mastodon (band) audience. Drummer Brann Dailor sings lead vocals for the verses of the song "Oblivion". Mastodon was a headliner at the Scion Rock Fest on February 28, 2009, performing a set containing three tracks from "Crack the Skye", the first time these songs were played since being finalized and recorded. On May 15, 2009, Mastodon performed a shortened version of "Oblivion" on the "Late Show with David Letterman". In order to support their new album, Mastodon toured with Metallica on the latter part of the 2009 European leg of their World Magnetic Tour. In Fall of 2009, they embarked with Dethklok