"Pardon us." Mat slips his arm around Wilhelm's shoulders to better guide him. And keep him close.

"My friend's not used to so strong a wine, pardon us..." He's just apologizing in general to anyone around them. But he imagines they're used to this sort of thing. What else happens when folks gather to drink like this? More than one overdoes it.

"Oh, Wil, what are we to do with you my lad?" He laughs. "Yes, I'm having fun. Maybe not as much as you, though..."