But speaking to Rolling Stone Australia & New Zealand, Slash says that he and Ozzy had spoken after the gig and had agreed that they should do something together once he got back from his Guns N’ Roses commitments. - YouTube Watch On“Everybody wanted to go back and pay homage to Ozzy,” says Slash. Rolling Stone Uncut: Slash from Guns N' Roses - YouTube Watch On“I was sort of like, ‘Okay then, at some point we’ll converge on a studio somewhere.’ I was on the road with Guns, so we went off and finished what we were doing. Slash played on two tracks from Ozzy’s 2020 studio album, guesting on Straight To Hell and joining Elton John on the title track.