Before beginning her ballet lesson, the queen used magic to transform both Odette's and her dress into tutu-style dresses. After Rothbart kidnaps Erasmus, the queen loses her powers before she could save him.
Later on as they approach Rothbart's castle, the Queen's dress had become full length again despite unable to use magic to change it back to normal.
At (1:19:32) when Rothbart plans on turning Derek into a animal by using his magic, Derek dodges it and the magic hits Odile which turns her into a pig.
But when Ruthbart uses it on other people it takes about 30 seconds for the transformation to be complete, but for Odile it takes only 3 seconds.
But when Ruthbart uses it on other people it takes about 30 seconds for the transformation to be complete, but for Odile it takes only 3 seconds.
When Rothbart was defeated, all the fairies were turned back to normal. Carolina lost her skunk tail, her skirt became less puffy, and her shoes became red. But at the wedding scene Carolina has her skirt puffy and her shoes are black again when they should be red.