[unlike the half-amused way he reacted to his former nickname with, he goes quiet at this one, and for a moment it looks like his placid expression will be marred by a scowl.

he seems to get over whatever that was very fast, though, and instead raps his knuckles against the practise book and pushes himself from the bench to straighten his cloak.]

Coming up with ways to address me won't aid you at all in your playing, I'm afraid. If we're to play at the same level, you mustn't let your practise slack.