The new outfits the girls wear were designed by celebrity fashion stylist Laura Schuffman.
According to Nick Confalone, in his Twitter post, he revealed that there was going to be a potential third season as well as a proper ending of any of the films to let viewers know what really happened to Sunset Shimmer. However, Hasbro was taking no interest to Confalone as the company wanted to focus on other MLP projects including the kickstart of G5, thus ending the EG franchise for G4 effectively.