Empire Polo Club, Indio, CaliforniaThe pop star turned the desert into an ambitious theatrical revue with elaborate sets and celebrity cameosWay back in the good old days of spring 2024, the pop singer Sabrina Carpenter ended her first Coachella set with a bold promise: “He’s drinking my bath water like it’s red wine / Coachella, see you back here when I headline,” she trilled as part of the ever-rotating, always naughty outro lines for her song Nonsense. Carpenter is a famously cheeky performer – her music, chock-full of double entendres and witty punchlines, is as much musical comedy as pop – but it seems, for once, that she was dead serious. Just two years later, she returned to the desert as the calling card for this year’s opening night, tongue still firmly in cheek. “I can’t believe I’m headlining Coachella!” she exclaimed to cheers that, true to form, she immediately melted to laughs – “Actually, I can … but it’s nicer to say that, right?”Carpenter has reason to boast; the days ...