Jack Black left fans in tears during his tribute to Ozzy Osbourne as the metal icon wraps up his decades-long career, as the actor and a promising "young man on the guitar [who] stepped into some HUGE shoes" also honored Osbourne's former guitarist,

FANS might never see Ozzy on stage again – but his son Jack has promised that a big-screen biopic about the rock legend’s life is not far off. Speaking ahead of his dad’s farewell show, Jack said:

Sharon Osbourne recently revealed she disinvited a band from husband Ozzy Osbourne's last show with Black Sabbath after they tried to profit from the gig, and fans are left guessing

Jack Black rocked his 'Mr. Crowley' cover for Ozzy Osbourne's farewell, but he had the help of the talented sons of two music icons.