Ozzy Osbourne

Iron Maiden, Guns N' Roses and Tool will also take part in the rock and metal extravaganza.

Legendary acts are rumored to headline, along with Metallica and Iron Maiden.

In honor of the new album 'Postcards From the Asylum' by Jason Bieler and The Baron Von Bielski Orchestra.

Prince of Darkness insists he's still "working my guts out to try and get back on my feet."

Guitarist says they "got carried away" after being asked to write songs together.

Check it out.

Billy Idol, Joan Jett and Gary Clark Jr. appear in the Workday spot as well.

Stewart Copeland, Willie Nelson and Edgar Winter were also among the winners.

Prince of Darkness scored Best Metal Performance and Best Rock Album.

Congrats!