This? This is something that Mettaton can work with. Seeing Frisk match his dramatics just encourages him more. He turns his head to the side, his hand still on his chest.

"Oh, what would they think? What would they say? The stories that could come out of Mettaton and Ambassador Frisk dancing the night away? It could ruin us!"

It's surprising to see the unflappable and almost humorless Frisk actually enjoy themselves for once, and it is more than gratifying to know that he is the cause of it.