I don't know why but I been feeling weird like weird. haunted house hearing voices and seeing things
I think I'm possessed
See a doctor. You could be low on some key nutrients, you could have a brain tumor. Both can cause the symptoms you describe.
You aren't possessed, just delusional.
it happens to the best of us. by the way, did you drink any cactus juice lately?
Check yourself into a mental institution
Talk to your parents, friends, teachers, counslers, doctors