[How can he not smile when Billy says things like that? He practically melts in response; given what he knows Billy had been through prior to his arrival, it's impossible for him to say exactly how much it means to hear that.]

Sorry to have kept you waiting.

[As if he'd had any control over it in the least. His smile pulls a bit to one side.]

I have to say, I'm not hating the chance to see you in a tux, either. Parties like this definitely have perks, I'll admit that much.