Okay so a lot has happened in the past few days. Wednesday my now x-girlfriends x-boyfriend was flirting with her a lot right in front of me. Then she called me the next day saying we had to talk. Now she just called me and just told me she thought it would be beater if we broke up...We started dating back in September. I'm still having a hard time with this it was just out of no where. I could...