That's horrible! You are not a monster and you should be treated with the same respect as everyone else. I'm sorry they treat you like that! People sometimes can't always understand things that are different and refuse to change with the times.
I would love that! If you find any with glitter on them of any kind, then they will be my favorite thing ever! Yes, it's a big milestone, then you have 18 and 21. After that, not so much from what I know.