Just for fun, a quick rescore of the Previously trailer using an unreleased variant of I Am the Doctor. Plus, as an added surprise, part of the current Doctor Who .\rbr\rbrMuch of the changes are subtle, hopefully not to distract or seem forced. Changes (especially in Part 2): -Custom Them Song extended Intro -Widescreen .\rbr\rbrTwilight Sparkle finds out where Princess Cadance has been held prisoner. Find more pony adventures at Subscribe to .