situation and foretells the assassination of Rasputin. Inevitably Rasputin is assassinated and Rasputin guides him back to his body. The band had debuted three new tracks at the Bonnaroo Music Festival, but did not play any more live shows before the album's release, due to fears of internet distribution and wanting to play the songs to the right 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 on the "Adult Swim Presents" tour along with Converge and High on Fire. On October 17, 2009, they recorded a DVD documenting the tour at the Aragon Ballroom in Chicago. Mastodon played the alternative music festival Big Day Out, touring across Australia and New Zealand in January and February 2010. On October 29, 2009, they performed "Divinations" on Late Night with Jimmy Fallon. On November 4, 2009, Mastodon released their second EP, entitled Oblivion. Teaming up with bands Deftones and Alice in Chains, Mastodon went on tour in September 2010 in the United States and Canada. The tour was called Blackdiamondskye, a portmanteau of the three bands' latest albums (Black Gives Way to Blue, Diamond Eyes, and Crack the Skye). Film director Jimmy Hayward contacted the band during their 2009 tour of Europe and expressed how much listening to Blood Mountain had helped his creative process while finishing a screenplay, and he offered Mastodon a chance to score the film he had been working on - Jonah Hex. In an interview with Paste magazine, bassist Troy Sanders said that Hayward "called us out of the blue as a fan. It was the most beautiful, authentic way to collaborate." Mastodon used scenes from the film as inspiration during the writing and recording process, and the instrumental soundtrack, Jonah Hex: Revenge Gets Ugly EP, was released on June 29, 2010, through Reprise Records. In 2010, the band was confirmed as being part of the