Below is a video with The Hobbit: An Unexpected Journey composer Howard Shore as he discusses his process for creating the score to the movie along with watching the orchestra as they work on it. Worth watching if a fan of the music. You can listen to the tracks from the soundtrack here. The extended edition and regular edition are available for pre-order and will be released on December 11th.

Creating the Music of the Hobbit. There are any Creating the Music of the Hobbit in here.