"Well..." He trails off, afraid of what he might say given half the chance. "Maybe not here." Which implied... what exactly? He's still just staring at her and he knows she probably thinks this is just because he's drunk. Wait-- isn't it? He's getting all turned around.

"I have to pee," he explains too late, that's why he's here. The making out thing came out of the moment, though now that he's asked it he's loathe to take it back. "It would kill some time." Making out, not peeing. He gives her a look like: this is a totally normal thing to ask. And they did have to practice being... comfortable with one another, if anyone was going to buy this at all. Right?