Trivia: The director was not expecting the unintentional movie audience laughter when Alice's vision to Aro shows Edward and Bella running in slow motion through the woods as vampires. Jokingly, he says it is because Edward runs like a girl. (Audio commentary.)
Trivia: Young Tom Riddle is played by newcomer Hero Fiennes-Tiffin, who is the nephew of Ralph Fiennes, the actor who plays Lord Voldemort, aka Tom Riddle.
Trivia: One of the Mardi Gras parade floats is inspired by The Little Mermaid's King Triton's throne. Jafar from Aladdin is on another float. (01:13:55)
Trivia: Isla Fisher (who plays Rebecca Bloomwood) admits that she actually hates shopping.
Trivia: Christa B. Allen, who plays the teenaged Jenny, had previously portrayed another younger version of a Jennifer Garner character in 13 Going On 30.
Trivia: Whilst shooting a scene where Liv and Emma slap each other, Kate Hudson accidentally hit Anne Hathaway in the face with her diamond ring. Hathaway managed to finish the scene despite being in pain and was later found sitting in a chair with an ice-pack on her face.
Trivia: Annette Bening plays Naomi Watts' mother in the movie, even though in real life she's only 10 years older than Watts.
