The term “living legend” gets thrown around a lot, but there’s no doubt about it: Lee “Scratch” Perry is a certified living legend. The man has had such an influence on both Jamaican and world music and has had a hand in producing such a wide range of acts from The Clash to Bob Marley to the Beastie Boys that it would almost be easier to name the bands that haven’t spent time in the studio with the man. But...