The worst girl friend ever? please help?

ok so my best friend (ben) and his girlfriend (stacy) had and ben told me about it. so my girlfriend (taylor) is friends with stacy also. so stacy told taylor about it. me and taylor talked about it and stuff and stacy got really mad at taylor because she thought taylor told me. it basically ruined their friendship. ben swore not to tell anybody bout it. so taylor told me she was goin to tell stacy ben told me to get their friendship back. she knew it would ruin mine and bens friendship tho. so she asked me bout it and i said no. she did anyway even tho i told her this, i dont want u tellin stacy ben told me because its goin to ruin mine and bens friendship. and then she said well im tryin to save mine and stacys friendship. weve been friends for so long so im goin to do anything i can to make things right.and i told her she was being inconsiderate and then she said i was bein just as inconsiderate. i mean i had nothing to do with this but she was about to bring me into alot of drama and make me and my best friend hate each other just to get her friend back. so she went and told stacy. so i said wow u would bring me in this shi* just to get you out? and she said i would do anything to get out of this shi*. what can i do? i mean isnt that a really really bad girl friend? its like she doesnt even car bout me. what should i do?