Fancy Gurl and Olivia Flutter are in the audience at Skate Fest, despite just having performed at the ballet and having no reason to go to Skate Fest, seeing that they didn't care about it earlier in the movie.
Hoops Cutie appears in costume behind Ali, despite being scene in the audience with her costume on seconds earlier.
Despite Bon Bon being in the ballet, Emma pays no attention to her and doesn't even look at her even though they are shown to be very close in the series.
During Skate Fest, Hoops Cutie is seen wearing two different outfits in different shots.
When at Diner Dolly's boba stand, Fancy Gurl's right earring disappears for a brief second.