Drummer describes "confusion and sadness" over losing his dream job
Metallica and Disturbed also competing in rock and metal categories
Slipknot singer hailed Sabbath in Leeds
Mötley Crüe, Foo Fighters, Judas Priest, Evanescence also playing Florida fest
Drummer had been with the Nine since 2014
What could it mean?
Just in time for Halloween season
"It's such a great amalgam of everything that Slipknot does"
Slipknot singer offers entry point into his solo catalog