In this Screen Tests interview, actress Millie Bobby Brown talks about seeing people of all ages and sizes dressed up as Eleven for Halloween, her love for Beyonce, writing a fan letter to Ellen, playing a girl named Madison Russell in the upcoming 'Godzilla: King of the Monsters' movie, acupuncture, her first red carpet outfit, and how she became such good friends with Drake (along with her singing and rapping 'Passionfruit' and 'Hotline Bling').