What's crawling on my face?

As I am laying in bed sleeping, I suddenly get the feeling that I should be awake for some reason.

I lay there trying to decide if I am dreaming or if I do in fact feel something crawling on my face.

As I pass in and out of this sleepy state, I realize quickly that there was something crawling on my face and it has since moved to my hair. As the creepy crawling thing makes its way to my shoulder, I am awake enough to grab it, squish it an throw it onto the floor.

By now, I am wide awake and scared. What just happened? Did I really just kill something that was crawling on my face?

I grab my...