16. Her Saying You're 'Like A Brother'
She often says it when other people assume there's something going on between you and her and she wants to assure everyone that you're just friends. Not only does it sting every time you hear it because it rules out the chance that maybe she's into you, but it also makes you feel incredibly awkward about all the things you've pictured you and you're supposed 'sister' doing in your head.