Audio problem: When Ron and Harry are walking down the corridor towards Potions class, Ron says, "...Quidditch trials coming up, I need to practice," but his mouth is not moving and/or not in sync with that dialogue.
Audio problem: During lunch at school, Alvin tells an anecdote about Beyonce and all the girls laugh loudly, yet their mouths aren't moving.
Audio problem: When Scarlet hugs Alex for making the team and tells "Mark" that his hug is super inappropriate, when she says, "Good job!..." her mouth is not in sync with the words. It looks as if she actually said, "That's great!" (00:53:25)