Despite being one of the key progenitors of heavy metal, Black Sabbath vocalist Ozzy Osbourne has never been very fond of the term, or one of its mainastays.

Frontman Ozzy Osbourne recalls the highs and lows of being in metal band Black Sabbath ahead of final ever gig ...

When Ozzy Osbourne returned to Black Sabbath to complete Never Say Die! in 1978, he refused to sing Dave Walker's 'Swinging The Chain'.