But there's a chance that the next thing his fans hear might be along the lines of his 1994 duet with Miss Piggy or his 2005 cover of Stayin' Alive, based on Dweezil Zappa's 1991 version.

Ozzy tells Esquire: "Believe me, I'm not a big Miss f***ing Piggy fan. You've got to be careful about what you do. Whatever you put on a track, somebody somewhere will put it out someday.

"I don't remember everything I recorded, but you'll hear it. When I was f***ed up all the time I did some crazy sh*t, you know?"