"I didn’t realize then that I would never see Ozzy again after that night," Butler writes of the July 5 "Back to the Beginning" show in England.

G eezer Butler, the founding bassist of Black Sabbath, revealed how the band’s final concert came together weeks before Ozzy Osbourne ‘s death. In a tribute written for the Times of London, Butler said he was initially taken aback by Osbourne’s appearance when the band came in for rehearsals.

Black Sabbath bassist Geezer Butler is recalling the leadup to the group's final show before Ozzy Osbourne’s death