[Fluttershy, after her role in the song, has backed off a bit from the crowd and is mostly watching. If and when Pinkie comes near by, she'll wave a bit.]

Um, I don't mean to question--but are you sure this will make sense to them? I'm not even sure I'm following everything you've explained here.

[Which...Fluttershy hadn't. Sort of. She'd gotten enough to get the gist that there was something about other dimensions, and a birthday party, and a big group arriving--and that was about it. It was Pinkie Pie however, so the shy pony was willing to roll with it.]