If we were in Westeros, Jon Snow would be one of the few defenses against our land and the ancient evil of the White Walkers. But we're not in Westeros, we're in Manhattan, and you're seriously bumming us out, Jon.
As Late Night with Seth Meyers shows, Jon Snow is kind of a downer. Like, chill out with the winter talk, dude. It's April!
Also, pro tip: Never ask a Stark if they have any brothers or sisters.