Osbourne was a heavy metal pioneer as the lead singer of Black Sabbath and just played a farewell show in Birmingham, England.

Ozzy Osbourne, the gloomy, demon-invoking lead singer of the pioneering band Black Sabbath who became the throaty, growling voice — and drug-and-alcohol ravaged id — of heavy metal, died Tuesday, just weeks after his farewell show. He was 76.

Ozzy Osbourne, the “prince of darkness” and godfather of heavy metal, has died aged 76, just weeks after he reunited with Black Sabbath bandmates for a farewell concert in his hometown of Birmingham in England.