Some trivia.

...

Robert Pattinson performed two songs in the movie, however only one of these songs, "Never Think," appears on the soundtrack. His other song, "Let Me Sign", is a bonus track.
...

The movie was shot in 48 days.
...

The apple on the cover of the book is not only a symbol for the forbidden; in Scandinavian mythology the apple is a symbol for eternal youth and beauty. ;-)
...

All of the actors playing the Cullens wear topaz-colored contacts.
...