You and Stiles thought it would be funny to pick out outfits for each other.   You two are in his room, but the door was open. His dad was at his house, but he was pretty used to you being in the house, so he was chill, but he didn't trust Stiles alone with any girl, so it was a rule to keep the door open to his room when we're there.   Stiles: "So what is the outfit you chose for me?" he said curiously, sitting on the end of his bed