Just look at these kids. They know not that no matter what they do they will never escape the icy grip of Santa's hoary paws. They may cry and squirm, but there's nothing they can do to escape. Santa has taken them as his own, and for them we weep.
The thing about Santa is that he doesn't get Sketchy overnight. Santas go through a gradated process of becoming more and more sketchy, from tired to high to full on Santa-rage. Check out the progression here!