Brian Ives

The tour's final trip around the U.S. will feature Every Time I Die, Motionless In White, Unearth and many more.

'I am not leaving the band,' Tipton notes. 'It’s simply that my role has changed.'

His struggles with Parkinson's disease prevented him from playing on the bands' last albums, but he remained a band member.

"If the fans say yes, then consider me ready to go."

Big props to Mastodon for winning Best Metal Performance and Foo Fighters for taking Best Rock Song at the 60th Annual Grammy ceremony.