Most Helpful Guy
You're insecurity is causing your own irrational behavior. No guy wants to ride that emotional roller coaster. Unless the discussion was sexual, talking to other people should never be a cause for breakup.
Here a thought that will make you even crazier, maybe him and that girl from FB hooked up. He's forgotten all about your crazy.
Most Helpful Girl
You shouldn't have forgiven him immediately. now he know that whatever he does you will be there for him because u love him so much. i suggest you dont text him anymore and even he texts you unless he doesn't have a reylla good excuse dont bother texting him back. get over him he seems to need growing up