Yesterday you were BFFs, planning to go to the same college and be in each other's weddings. Today, when you sat down at the lunch table, she and all her other friends just got up and left without saying a word, then started to giggle as they walked away. Your teacher says ignore them, your mom says try and talk to her about it, and your dad says this is just what kids do. What happened? You're angry, hurt, and wondering---when is it just a girl thing and when is enough enough? You need some survival skills to protect yourself from girls who are out to hurt you, as well as tips to make your real friendships even more amazing. Girl Politics has the 411 on friends, bullies, and what to do when the girls you hang out with are both.