Hard-rock royalty and some 40,000 fans gathered for an ear-splitting tribute to Ozzy Osbourne at what the heavy metal icon ...

This article was originally published on winteriscoming.net as Jason Momoa joins the mosh pit at Black Sabbath's final gig.

The "School of Rock" alum was joined by a band of teenagers, including Tom Morello's so on guitar and Scott Ian's son on bass ...