I just found this video on YouTube (like, 2 minutes ago), and I just had to share:
Click to view
Link:
http://www.youtube.com/watch?v=vXDgmdFhAzY&feature=PlayList&p=8446DC6C26C117A6&playnext_from=PL&playnext=1&index=11 Michael and Dwight seem to flip back-and-forth between being Batman and the Joker (I'm not sure which I prefer: Michael = Batman, Dwight = Joker, or vice versa). I enjoyed Stanley's quick cameo as Lucius Fox, Pam's appearance as Rachel Dawes, and Ryan and Kelly as...their adorable selves?