Does she just want to make me mad?

Ok some of yall know that I have been havin friend issues...and today at school she said that she didnt write that bad message but I sorta believe her but I sorta dont but she said she swears she didnt do it...but her friend that said that to me(if it wasnt her) and that girl thinks that her friend which was my best friend thinks that im still mad at my ex best friend so when me and my ex best friend walk and talk and her other friend that thinks im mad at her wwalks by then my ex best friend will act like if she was still mad at me...do you think she is a true friend or just wants to make me mad or...she just wants to confuse the other girl PLEASE help

Wow I cannot understand what is going on between so many friends but I think you have no clue on what's going on so you shouldn't make any assumptions or come to any conclusions without solid information.