LifeKeLafde on Instagram: "• Millie Bobby Brown (Eleven) didn’t know what “Friends” was when the show started and had to be taught by the older cast 😂 • Gaten Matarazzo (Dustin) actually laughs like Dustin in real life — the writers even changed lines to fit his natural laugh. • Joe Keery (Steve) was originally supposed to die in Season 1, but fans loved him so much the writers kept him — now he’s one of the most popular characters. • Finn Wolfhard (Mike) used to be so shy that Millie had to pu