"It's October," Kate said. "So I think we should go with horror. Which, we might end up mocking anyway." The things that humans found frightening weren't really all that scary to a bunch of werewolves. Plus more often than not, the three of them didn't make it through an entire movie without getting handsy, so they were unlikely to really pay attention to whatever they picked.
She didn't even try to deny the being hot for Princess Leia comment. If she got a chance to go there, she most definitely would. Sadly, she was pretty sure Stiles would have a better chance since there was no indication that Leia might be interested in women. She'd only be a little mad if her boyfriend got to hit that and she didn't.