Jack, who had married muggle twice and lived in a primarily muggle lifestyle, got the joke. Even as his lips twitched into something resembling a small smile, his mind wasn't on the task at hand. It was on Neville's desire to propose. There wasn't any doubt that they loved each other and that Neville made Hannah happy, but it was a little more complicated than that. His granddaughter was involved. His tone hushed to avoid other parties overhearing, Jack asked the last question he needed to. "And this won't change based off of Lucy's magical or not magical inclinations?"