It's only been a few days since Twilight and her friends defeated Discord. The Canterlot celebration is over, but the festivities in Ponyville have just begun. As Twilight and the others prepare for the party, it seems that nothing is going quite right. Strange occurrences abound, and they only appear to be getting worse. Is Ponyville just suffering from a "bad luck streak?" Or is there something more sinister bubbling under the surface?