Yes, Ozzy Osbourne, the English singer-songwriter, was in the heavy metal band Black Sabbath as the lead vocalist. Osbourne left Black Sabbath in 1979 due to alcohol and drug issues, but he went on to have a successful solo career, releasing 13 albums. He returned in 1997 and assisted in the recording of the band's final studio album, 13 (2013), before going on a farewell tour that culminated in a February 2017 performance in Birmingham.