He notices Michelle's discomfort -- he's familiar with it, having been for so long the shy little squirt he was, and for much longer terrified of women to an extent that was really almost funny. And noticing, he tones himself down a lot and tries to switch gears a little. He chuckles at her pun and scoots away from her brother so as to appear less looming over him or something.
"Hey. It's okay, kiddo. Um... hey, do you need anything? Like, anything. At all. Looks like you got a place to sleep here and family to catch up with, so if anyone's gonna go get it, I guess it's gonna be the expendable one here, right?"