In addition to print comics, OnStar and DC Comics created a "state-of-the-art animated interactive comic for the Web, at www.onstar.com,"
As part of the ad-campaign, OnStar and DC offered (from May 31, 2001) an online sweepstakes chance to win "a walk-on role in the next Batman movie," which was then "still in the planning stages," albeit "with no firm dates set yet."[REF] .