He’s “Young Dumb & Broke” no longer. After winning a Grammy and collaborating with hitmakers Benny Blanco, Halsey, and Billie Eilish, not to mention becoming one of the most popular Spotify artists with about 50 million monthly listeners, mononymous 22-year-old singer-songwriter Khalid — Khalid Donnel Robinson to his mother — has already outgrown his starter […]