Okay so me n my best friend(h)are together for last 12 yrs n we stayed together for almost 2 yrs n we had a small group of friend nd from that group i started dated one guy n while he was with me he slept with my other frnd(s) from that same group n obviously i stopped taking to both of them but my best friend(h) still talk to that friend(s)who slept with my bf.Now what should i do?Should i break my 12 yr long friendship or am i overreacting?Pls help.