When the kingdom of Saddellia threatens Equestria, Princess Celestia sends the Elements of Harmony to deal with the brutish king. On the way, they save the life of the crown prince, who agrees to help them, but only if Rainbow Dash becomes his princess.

When Twilight Sparkle's new teleportation spell goes horribly awry, Rainbow Dash and Pinkie Pie find themselves switching bodies. Now they must keep the accident a secret until Twilight can fix them-but will their friends be able to tell the difference?

When Rainbow Dash catches a bad case of pegapox, she cannot fly back to her cloud home and finds herself staying with Rarity and Sweetie Belle. Twilight is searching for a cure, but can the pegasus survive her well meaning nurses long enough to use it?

When Alvin announces that he never wants to grow up, Peter Pan arrives to take him, Simon, Theodore, and the chipettes to Neverland. When Captain Hook kidnaps Alvin and Brittany, only a magical battle of the bands may save them.