At a packed arena on a recent summer night, Robert Plant stepped into the spotlight—and the show unraveled.
At a packed arena on a recent summer night, **Robert Plant** stepped into the spotlight—and the show unraveled. Midway through the song, something slipped. A beat wavered. A note went unsustained. Then the music stopped entirely. For a split second, there was only breath and confusion. And then it happened: thousands of voices rose as…