But you don't have to wait to watch it. Courtesy of Yahoo! Movies, you can watch the entire short right here:
The clip was created by "DC: The New Frontier" and "Parker" creator Darwyn Cooke, who used to work for Warner Bros. Animation and animated the title sequence for the original 1999 "Batman Beyond" animated series. It features the voice talent of Kevin Conroy and Will Friedle.
After watching it, you can head over to Yahoo!, where they break down some of the Easter eggs that appear in the clip, in particular the final scene.