[ If Akko wanted an appreciative audience, she'll certainly get one; Vivi looks on in unabashed wonder as she changes from shape to shape. After a moment of wide-eyed staring, he applauds as hard as he can. ]

I didn't know humans could do things like that! That's amazing...!

Oh, um, do you need anything? I didn't tire you out too much, right? [ He's immediately fussy, though. ]