“i just found out that one of my best friends is involved with my brother. they have been texting and talking for quite a while and i dont know what to do.”
How certain are you that the information that you just found out is accurate?
“they dont think i know but i know”
Why do you think they dont know? Maybe they do know, but it doesnt bother them?
“my friend has had some guy problems before and i tried to help her but obviously… “
Guy problems?