Watch: Sabrina Carpenter Brings Out Madonna During Coachella Weekend 2 PerformancePlease, please, please return Madonna's Coachella wardrobe. The "Material Girl" singer sent out a public plea after the outfit she wore onstage during her surprise performance with headliner Sabrina Carpenter on April 17 went missing. "Still flying high since Friday night at Coachella," Madonna, who performed at the California music festival 20 years ago, wrote on Instagram Story April 20.