Become a fan on Facebook: http://facebook.com/TinkerBell . "How to Believe" music video performed by Bridgit Mendler. Tinker Bell, the world's favorite fairy, will be spreading her mirth and magic for audiences of all ages as the worlds of fairies and humans meet for the first time in TINKER BELL AND THE GREAT FAIRY RESCUE, which debuts September 21st, 2010 on Blu-rayTM Combo-Pack, DVD, and movie download.