The official website for Warner Bros. upcoming Batman sequel, The Dark Knight, is at www.thedarkknight.com/

In addition, the studio has recently launched a secondary site www.whysoserious.com

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that features Batman's nemesis, The Joker.

The site is pretty limited at this time, however you can view the teaser trailer (which you can already see on our site BELOW), as well as a cool police report about the murder of The Joker.

CLICK HERE to visit www.whysoserious.com!