"It's the holiday celebrated around that time in my galaxy. The Wookiees invented it, but other peoples picked it up, too." As someone who grew up with Chewbacca, Ben learned about Life Day traditions.

"Yes - one of the reasons Matthew trusted me enough to share a room with me is because I was strong enough to help him restrain himself in the full moon and could keep myself safe. I don't know the rules where he comes from, I figure they're different in different worlds with werewolves, but he changes during the full moon and loses control of himself then."