Holy ****! I cant take this life anymore I'm only 16 and everyone makes fun of me literally?

Even my owe old "friends" all I do is drugs. My dads dying i cant leave my house cause il run into ppl and this city is small. Everyone has it good here but me I get so jealous I never did cause I'm used to being a stupid piece of **** but every time I go onto facebook I c all my old friends getting girls and having so much friends an always talk about parting I just do drugs by myself I reley wanna kill my self I'm afraid I might