http://www.dreamworksanimation.com/dragonriderchallenge/
HOW TO ENTER: This Sweepstakes begins at 9:01 am US Pacific Time on April 9, 2014 and will continue for fourteen (14) days ending at 11:59 pm US Pacific Time on April 22, 2014 (“Sweepstakes Period”). To enter, upload your original fan art images to your Twitter or Instagram account with hashtag #DragonsChallenge2 (“Submission”). All Submissions will be reviewed by Sponsor prior to posting on the Gallery Page. Sponsor reserves the right to not post any Submission that it deems in its sole discretion is inappropriate or does not conform to these Official Rules. Sponsor will not notify Entrants whether their Submissions have been approved or denied. One person may not upload the same Submission more than once. Retain a copy of your Submission in its original format after uploading it. If you are a winner, you will need to provide Sponsor with your Submission in its original format. Failure to do so may result in disqualification and the selection of an alternate winner. By entering the Sweepstakes, Entrants understand that all Submissions may be posted on-line for viewing by the general public and otherwise used by Sponsor and its designees as otherwise set forth herein. Sponsor reserves the right not to post a Submission for any or no reason. By entering the Sweepstakes each Entrant agrees to abide by these Official Rules.
4. SUBMISSION REQUIREMENTS: By entering the Sweepstakes, each Entrant warrants and represents that their Submission conforms to the requirements set forth in these Official Rules.
Each Submission must consist of a video re-enacting fifteen seconds (0:15) of the How To Train Your Dragon clip and can include other elements that comply with these Submission Requirements. Each Submission must comply with the following:
5. PRIZES; APPROXIMATE RETAIL VALUE; ODDS OF WINNING: One (1) winner will receive a limited-edition “How To Train Your Dragon” lithograph. Approximate retail value of the lithograph: US $125.