Having stayed with Black Sabbath until 1983’s unfairly criticised Born Again (Vertigo) album, founding member Geezer Butler returned to the band in the early nineties but with a growing desire to prove himself as a solo artist. After leaving again in ’94, the iconic bass player and moustache enthusiast teamed up with former frontman Ozzy Osbourne for a while before eventually going it alone to form G/Z/R.