He glances over at Margaery before the snake looks up at Steve and... well, they certainly can't cock an eyebrow, but the headtilt accomplishes something roughly the same.

Thomas gestures to her absently.

"Fuzzy, this is Margaery. Margaery, this is Fuzzy." A beat before- "Steve."

Margaery looked at Thomas for a moment before turning her attention on Steve again. Her head lifted.

"Hello, Fuzzy."

"She's my daemon, apparently," Thomas explained. "Which, uh... I'll explain if you'll sit and have some fries."