"Ohh?" Golbez was pretty sure he'd never before attempted a xylophone, but anything might well be possible... However, upon realizing it was meant as humor, he managed another grin, slightly less creepy than the one before.
A more thoughtful expression crossed his features as he considered the next part. "Indeed, I do find that aspect pleasing as well. No doubt there should be some good opportunities to observe the night sky." Specifically, the moon... as would be obvious enough.