This year marks the 25th anniversary of Tim Burton's "Batman" movie starring Michael Keaton and the 75th anniversary of the Dark Knight.
Warner Bros. is releasing a two-disc special Blu-Ray Diamond Luxe edition of the film Dec. 9. to commemorate the movie.
The new release will include a featurette "Batman: The Birth of the Modern Blockbuster," detailing how the movie helped set the bar for future film franchises.
Warner Bros. shared an exclusive clip from the feature with Business Insider.