Black Sabbath

Back then, Jim Simpson said the future metal icon was "never very confident in what he could do."

Bassist reveals how Don Arden originally tried to rip off Black Sabbath.

There's just one thing the bassist would do over.

Bassist is leaving the door open but cautions that a tour is out of the question.

Festival's lineup could have featured one more legendary act.

Ozzy Osbourne and Geezer Butler initially refused to try out Tony Iommi’s "filler" idea.

Geezer Butler also discusses unreleased music and time spent with Eddie Van Halen and Jack Bruce.

Geezer Butler recalls "soap opera" of Black Sabbath's farewell years.

Black Sabbath bassist also recalls the band classic that came out of a 45-minute jam session.

Bassist admits he'd have given the same answer when Black Sabbath asked drummer to play three songs per night on final tour.