When opportunity knocked, 17-year-old Bronx rapper Lil TJay answered. During a 2016 jail stint over a robbery, he passed the time by writing songs—two notebooks full to be exact. After being freed in ...

O N A BRISK DECEMBER evening, in a lounge at West Hollywood’s Westlake Studios, Lil Tjay and his five-person entourage watch a boxing match as they plan the night’s next move. Amid the plush couches, ...