OK, Potter Posse, your mission -- should you choose to accept it -- is to re-watch "Harry Potter and the Sorcerer's Stone" and see if you can spot 1) Emma Watson mouthing another actor's lines during a scene, and 2) Watson's Hermione wearing fake teeth.
Maybe you're already familiar with both? Congrats, you already know the film better than the director!
Chris Columbus directed the first two Harry Potter films -- "Sorcerer's Stone" and "Chamber of Secrets" -- and just shared some behind-the-scenes details in a new Entertainment Weekly podcast.
The magical world of Harry Potter has room for more than one Hermione Granger. So far, officially, we have at least three: The Hermione of J.K. Rowling's novels; Emma Watson of the film series; and now Noma Dumezweni of the sequel p...