If he's single, he's free to like whoever he chooses. Did your friend know you liked this guy before she hit on him? Or is she unaware that you have a crush on him? You can't be mad at her for...
Friendships change over time. People develop new interests and different directions in life. When you and a friend part ways, don't think of it as a "bad" thing. Rather, recognize the blessings that...
No, if she lies to you, then that means she's a two-faced back-stabber. If she also admits that she stole your boyfriend, then you don't need to hang out with her anymore.