hey, my b.fs ex-gf was a total bitch to him, like shed always do stupid things, and she'd like go around practically cheating on him,...now im his g.f and when we fight...its kinda like, i turn into her, and he tells me off as if im her, because he never got a chance to tell his ex how dumb she was being or anything, his attitude was always like w.e...now he cant trust me! and i havent done anything wrong...how can i help him get over what his ex did to him so he can trust me? should he like write out everything shes done wrong, and burn it, or something, i just need to know how to help him forget about her?
Dont underestimate the knowledge of stupid people
If he starts treating you like his ex-girlfriend then tell him, "you shouldn't talk to me like that, I'm not (insert ex-girlfriend's name)"
If he's been with you for long enough, he'll forget about his ex. It just takes time.