The Prince of Darkness is also auctioning off a collection of abstract paintings he made with the help of chimpanzees to help the Save the Chimps foundation.

"Last Rites" also includes reflections on Osbourne's relationship with his wife Sharon, as well as his encounters with fellow rockers Slash, Bon Scott, John Bonham, and Keith Moon, and "the harrowing final moments he spent with Motörhead's Lemmy Kilmister," according to the press release.

"If I'd done normal, sensible things, I wouldn't be Ozzy," the singer wrote of the memoirNEED TO KNOWOn the heels of his final performance, Ozzy Osborne announced his memoir, Last RitesThe legendary singer's firsthand account will explore his "descent into hell" — his medical crisis that caused him to end his tour in 2018 — and reflections on his life and careerLast Rites will be available Oct.