Topics discussed during this chat include Mastodon\'s huge metamorphosis during their first tour with Slayer and Slipknot, which meant their debut in 15,000-seats arenas and the concept behind the band\'s album \"Blood Mountain\".

Other subjects discussed are Dailor\'s role as lyricist, Josh Homme from Queens of the Stone Age and Cedric Bixler-Zavala of the Mars Volta, who are guesting on the new album, and Bränn Dailor\'s background with parents as \"Frank Zappa hippies\".
Read the entire interview at ktvu.com.