Really, a friend who's willing to do much more than kissing, but everything in good time, or whatever that silly saying is.
"Thought as much," John says, and doesn't bother coming up with anything clever to follow it up with, because it's much more fun to tug on Q's waistcoat until he's close enough to kiss. Seeing as this is the first one he's sure to make it impressive, starting out nearly sweet until moderation seems like a chore and he feels inclined to add a bit of bite to it. Q seems like the sort of man whose lips aren't bruised nearly enough.