Ozzy Osbourne

Black Sabbath bassist also recalls the band classic that came out of a 45-minute jam session.

He insists he can't retire despite health issues.

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.

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.

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.

Prince of Darkness rang in 2019 by headlining the last-ever Ozzfest in Inglewood, Calif.