Peter Jackson has released the fourth production video on 'The Hobbit.' The latest production video focuses on the use of 3D in the film and offers a lot of behind-the-scenes footage from soundstage shooting so far.
The first part, 'The Hobbit: An Unexpected Journey' is scheduled to hit theaters on December 14, 2012 while the second, 'The Hobbit: There and Back Again' is coming on December 13, 2013.