With this article, I will 显示 你 some of the differences that I noticed, and a little reasoning on why the 粉丝 would have preferred to see them in the movie version.
During the filming of The Prisoner of Azkaban, Emma would play with Director Alfonso Cuaron's hair between takes because it was so long! She would even put it in pigtails, declaring herself as "Alfonso's unofficial Hair Stylist". Lol!