That grin is too much. Again Lucas loses in the fight against his own smile. "I've gotta disagree."

Unthinking, he unwinds his fingers and lets his hand drift up. And then he becomes acutely aware of what is happening. Where they are. That there are, just, an actual ton of people around. He snaps his hand back, ducking his head and running his palm over the back of his neck. More energetic laughter follows.