Why she jelouse?

broke up with girl twice, told her i lied cheated etc, week later said sorry give me another chance sent flowers said text me the next day if i still got a chance, she did, then week later i brought another girl to her restaurant and she was like takin another girl out? i was like, yea. then she kinda hoverd around for 1o minutes, then just got up and left work! then texted me at 3 am callin me stupid if i wanted to see her i didnt have to drag in some skank. wtf is her problem. did i break her?