Backstabbing friend

Omg i have to rant so i have decided that my best friend is no longer my best friend she treats people like shit and she exspects everyone to do for her she doesnt deal with her kids she lets them be disrespectful and unruly she stays with a man who does drugs and makes her clean all day long she talks behind peoples backs and she starts unnecessary bs like why wtf just because she thinks shes perfect and gets what she wants im sorry if her bf loved her he wouldnt have her and her 5 kids living in a run down infested trailer park but yet she believes shes all high and fucking mighty bitch please you aint special