BLACK SABBATH’s GEEZER BUTLER Still Doesn’t Know What Producer RICK RUBIN Did On ’13’ Album

During an appearance earlier today (Thursday, April 28) on SiriusXM’s “Trunk Nation With Eddie Trunk” show, BLACK SABBATH bassist Geezer Butler reflected on the making of the band’s final album, “13”. Released in 2013, it was SABBATH’s first LP in 35 years to feature Butler, guitarist Tony Iommi and…