I'm just a weirdo.
I'm just an eccentric person.
以上指思想,行为,服饰,摸样非常不合习俗者.
creep 指让人厌恶的人,creepy 偷偷摸摸让人毛骨悚然.
You can be a weirdo,or being eccentric,but you don't want to be a creep.