No surprise here, really. Peter Jackson, director of The Lord of the Rings trilogy and the two The Hobbit films, wants to add a third chapter to The Hobbit. Thus, completing two trilogies (cough, Star Wars , cough). Not that this is necessarily a bad thing, because it isn't. In fact, I think it's a wonderful idea. Peter Jackson is looking to return to Middle Earth yet again. Sources close to the production of The Hobbit say the filmmaker has concluded that he wants to turn his upcoming two-film adaptation of the J.R.R. Tolkien epic into a trilogy. That would require additional shooting that sources say could take place next summer for about two months in New Zealand. Jackson teased the idea at Comic-Con on July 14, telling fans that he wants to shoot more footage. But since then, sources say that studio Warner Bros., Jackson, producer Fran Walsh and writer-producer Philippa Boyens began exploring the logistics of what it would take to make another movie. Those talk