Spoiler (click to show/hide):
They seem to enjoy your efforts as they're conversations drop off and they begin to cheer your efforts. While a few comment they haven't seen dancing like this before, from the way the Dark Elve's crotch grows bulgier she at least seems quite happy with it. The random thought of trying to hypnotize them doesn't seem to bare any other fruit though, perhaps you'd have to focus solely on that goal.