Uhmm What the heck just happened?

alrighty here it goes...i smoke weed..so what right well...i told me friend the other day and she said i dont like it but go ahead...and now a few minutes ago i get a message from her saying that all druggies are dumb and stupid, weed is a really bad drug, megan if you smoke weed i wont have nothing to do with you its either me or weed....and she makes me soo fricking mad because she thinks shes all perfect and shizz, now shes judging me and shiz saying that im just a stupid druggie like wtf, plus what makes me really mad is the judging, she has had more than thirty times, and had a pregnancy scare and i stood by her without judging while the whole entire school was against her i wasnt, i got in trouble so many times for trying to protect her from judgement from others...now she does this shizz to me...she turned her back to me while i was always there for her...its like idk what the hell to do about this situation can anybody help me out on here??