The first sneak peek has been unlocked on the Doctor Who: Save The Day website.
Adding the hashtag #SaveTheDay to Twitter, Instagram and Facebook posts has helped to show support for the Doctor and to build up golden nodes on the website. As more posts are received, the short clips will be unlocked.
View the first one here
Doctor Who: The Day Of The Doctor starring David Tennant, Matt Smith, Jenna Coleman, Billie Piper and John Hurt airs worldwide on Saturday 23rd November. It will be broadcast in over 75 countries simultaneously with the BBC One premiere at 7.50pm GMT.