"Okay," he says, nodding, "go have fun, 'n I'll see you later tonight."

And, oh yes, there's an eyebrow-waggle thrown in there entirely for her benefit, as though she'd have no idea at all what he was possibly referring to if he didn't make it crystal clear. With that, and another smile, he heads off towards the bathroom, humming contentedly. This party hadn't turned out so bad after all.