- None of the things replaced when Vignette took pictures of with her phone were anything more than a pretty hologram that fit Vignette's vision. That's because when magic granted Vignette's wish, it only gave her the power to make what she takes a picture of fit whatever vision she has. Its only purpose was to allow Vignette to take the photos she wanted and not actually replace whatever she photographed.
- The fact that the girls were stuck in a white void before may be the reason they didn't bother trying to find a way of the white room they were stuck in. They just assumed they were in a magical void without actually checking to see if they can break their way out.
Fridge / My Little Pony: Equestria Girls – Rollercoaster of Friendship