I heard that Queens of the Stone Age was peforming for this. What was their contribution?
For the record, Ozzy era Sabbath is the real deal to me, to the point where I've never even bothered with the Dio stuff. The man is a legend, and he seems like a pretty cool, humble, and down to earth (no pun intended) guy, despite the assholes that are his family.
"COLONEL KLINK, WHY HAVE YOU FORSAKEN ME?!"