From the Dawn Treader Facebook Fan Page: Attention Facebook Fans – Official Trailer release update! Tomorrow at Midnight (Thursday 6/17 at 12:00 a.m. PST) the new VDT trailer will be posted right here. This is an exclusive! You will not see it anywhere else. Be the first fans to see it as a thank you for all of your support!
Keep an eye here on NarniaFans.com for the trailer, screenshots and a transcript soon thereafter.