"Pffft."

The laugh comes out as a puff of air - mostly because she's trying to hold it in to avoid giving him the satisfaction. She shakes her head, gives his arm a small (entirely ineffectual) shove, and goes for her own drink as well.

"You're funny."

It's a welcome change, really. She doesn't have that much to laugh about these days.

"Not even legal to drink back home, but... no one gives a shit about that kind of thing anymore, anyway."