[ He hadn't expected Rex to bring such a thing up, but it does get a smile out of him, even if that smile isn't as bright as his (former??) charge's. It's nice to see him enjoying himself. ]

Indeed it has. [ He straightens from where he's leaning at the counter, taking Rex's hand. ] Though I doubt I could repeat the same dance I did with you when you were young, so I suppose you've something else in mind?

[ He's not entirely surprised by Rex's height, but comparing it to the child he used to babysit was always an experience. ]