J Balvin, The Last Dinner Party and The Chainsmokers also dropped fresh tracks. Charli xcx at The 2026 Met Gala Celebrating "Costume Art" held at The Metropolitan Museum of Art on May 4, 2026, in New York. Gilbert Flores/Variety Trending on Billboard May is in full bloom, and so is the new music scene. As the first full week of the month comes to a close, Billboard has rounded up all of the biggest releases that just hit streaming services, including Charli xcx , MUNA and more — and we want to know which one is your favorite. The Brat summer ringleader’s new single, “Rock Music,” is arguably the most talked-about, marking a major pivot away from Charli’s signature club-ready dance tracks. She’s made it clear that the song precedes a whole new album she has in the works, which won’t sound anything like her 2024 breakout. “If I’d made another album that felt more dance-leaning, it would have felt really hard, really sad,” she told British Vogue in April.…