Ozzy surprises a crowd in LA with Royal Machines

Fans who went to see the all-star Hollywood cover band Royal Machines at the 500 capacity Roxy Theater in West Hollywood on Saturday got a special treat -- six songs from Ozzy Osbourne. 

Royal Machines are led by Billy Morrison, formerly of The Cult, and also feature Dave Navarro and Chris Chaney of Jane's Addiction, Donovan Leitch, Josh Freese and Mark McGrath of Sugar Ray.