John Michael “Ozzy” Osbourne born is an English singer, songwriter, actor, and television personality. He rose to prominence during the 1970s as the lead vocalist of the heavy metal band Black Sabbath, during which he adopted the nickname “The Prince of Darkness”..Ozzy Osbourne Yesterday at 8:00 AM . Only 1 WEEK until the worldwide Ozzy-inspired tattoo event / ‘Ordinary Man ‘ listening party! Click the EVENTS tab on .Ozzy Osbourne has canceled the upcoming North American leg of his No More Tours 2 as he seeks treatment for health setbacks. Early last .