Brian Johnson

Around the time Slash parted ways with Guns N’ Roses, he got deep into the blues and soul music. With a group called Slash’s Blues Ball, he reinterpreted the music of Robert Johnson, Willie Dixon, and Stevie Wonder, among others, at gigs between 1996 and 1998. Now — nearly three decades later — the guitarist, who returned to GN’R in 2016, is recommitting himself to that group’s repertoire on Orgy of the Damned, a new solo album due out May 17, which finds him trading licks with many of his famous friends. The…