High school drama? :/?

so my frnd lyked dis guy since march last yr and he strted lyking her dats wat she thought.den she gets to noe dat he was dating one of her other best friend for a week n broke up wid her n she was really sad n stuff. after a week of his break up he asked my frnd out in july but she said no cozz she knew dat her frnd still lyked him n u dont date ur bffs exes...so after she said no her frnd and dat guy strted dating again n still are but my frnds bff doesnt talk to her anymore for no reason at all! i guess shes just a bit possessive about her guy...but dey fite alot n keep breaking up...n getting back. my frnd loves him lyk nething but she doesnt want to date him but juz wants be frnds wid him but her ex best frnd doesnt allow it..annd itz just killing my frnd!