Three preview clips of the upcoming animated short-film anthology Batman Gotham Knight are waiting for you at:

Batman Gotham Knight Preview Clips
This straight-to-DVD release will be helpful to wait for the Dark Knight. Batman Gotham Knight is indeed awesome by itself, check this intense crossfire clip to be convinced:

Crossfire
I supose you’re going to order your Batman Gotham Knight DVD, aren’t you?
;-p