An ordinary afternoon at Canterlot's Summer Sun Faire becomes extraordinary when a young filly gets too curious and Princess Cadence experiences every foalsitter's worst nightmare. This is how one Princess discovered there is more to Twilight Sparkle than she ever imagined, and realized she is truly anything but "a regular old unicorn."

EDIT: Featured on Equestria Daily on 12/31/12. It's a New Year's miracle!