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.

Ozzy Osbourne and Black Sabbath played their final show together on July 5, at the "Back to the Beginning" concert at Villa Park in the band's hometown of Birmingham, England, and boy, was it a concert.