"How is this possible!? Where!? When!? I'm too young for this! Oh, Cadance, the breathing technique isn't working! How can somepony as calm and collect as me get grey hair!"
Looking for a way to get over her fear of public speaking, Sweetie Belle borrows an instructional book from Twilight's library to help out. One thing leads to another and some how ends up binding King Sombra to her as her shadow...