Is is normal to be mad at your family

Hi my name is ------ and im so mad at my family right now because i said something to one of my siblings about another sibling because i trusted her and she had felt the same as me at the time when we were talking about her... However she call her self bring us back together because shes tired of us being apart from each other and she told her how she felt and what i had said about her to her and now my sibling want a family meeting because she is mad...Im mad as heck and i felt set up and feel they are on the sister that i told side,that just how i feel dont know if if they really on her side.. I want to be alone is that wrong i dont want to be in the meeting because everyone said something about one another and to me they make it look as though im the one thats dong all the talking when we all are talking i admit i have said a lot but im not doing it alone and thats how they making me feel so im done i dont want to be bothered is that wrong of me and know there upset because i dont want to talk to them but i cant control my anger when i get upset i shut my self away from everyone is that evil