Kim Kardashian [1] and Millie Bobby Brown are the celebrity duo we didn't know we needed — until now. In November, the Stranger Things [2] star revealed her over-the-top Kardashian obsession [3] during an appearance on The Tonight Show and Kim immediately returned the compliment. "OMG @milliebbrown we love you bible!!!!" the reality star tweeted at the time. "BEST DAY EVER! Life complete ❤️" Millie wrote back. As fate would have it, Millie got to meet Kim on Friday and take some selfies with the selfie guru [4]. Read on to see more photos of their adorable encounter. They're basically BFFs now, right?