"In the flesh! ... Metal. Whatever."

Why would they want to. Mettaton, being the self absorbed celebrity he is, doesn't notice Frisk avoiding his gaze. He does hold out his hands as he draws nearer though, oblivious to the fact that the child can't see what he's doing.

"Asides from some minor issues, I've been fabulous. No surprise there, am I right?" Because, really. "You look good. ... Have you gotten a bit taller?"