"Yeah," Neville admitted quietly, looking down into his pint before glancing back up at Ron. "Just... if he does show... I mean, I won't make you promise to be nice, but I'd... like it if you were. He..." Neville trailed off a bit and glanced around the place. "I'd appreciate it," he said honestly, because suddenly he was nervous himself - and what if this was all just a joke to Zach? What if Neville didn't mean anything to Zach, what if it wasn't as big of a deal and he suddenly started to act like the skeptical prat that he'd been when they first met, or what if they had another fist tossing fight?