This is it. He is official Dying. Dying of bashfulness. Inigo literally has to shove his hands in front of his face here, because he can feel his cheeks heating up so much that one could fry an egg on them at this point.

"T-That's far too much praise for me!"

He's just a guy who dances! (And who vastly underestimates his own abilities, but that aside.)

"It's.. erm, it's all t-thanks to the quality of your lead.. But I enjoyed it as well..!"