ThePopRewind on Instagram: "Millie Bobby Brown once went viral for performing a fun and surprisingly smooth rap that recapped the entire story of Stranger Things. She did it on The Tonight Show Starring Jimmy Fallon, where she took the audience through Season 1 — from the disappearance of Will to Eleven’s powers and the Upside Down — all in a fast, confident rap flow. Fans loved it because it showed a different side of her personality, proving she’s not just an actress but also someone who can e