How did a 9-year-old become an overnight rapping sensation back in 2017? Lil Tay, who is now 11 years old, took the world by storm by kicking her Rolls-Royce, throwing big bills, and posting foul-mouthed videos to the internet. Lauren Levy, contributor to New York Magazine, breaks down how the young rapper blew up, and why she's now mostly off social media.