Slipknot frontman Corey Taylor has taken issue with Kanye West's proclamation that he's "the great living rock star in the world" at this year's Glastonbury.
Teenage Time Killer -- a supergroup featuring Dave Grohl of Foo Fighters, Corey Taylor of Slipknot, Reed Mullin of Corrosion of Conformity and more -- will put out their first album in 2015.