Pinkie Pie finds her status as "super-duper party pony" in jeopardy when the mysterious Cheese Sandwich comes to town and offers to plan an epic birthday party for Rainbow Dash. Guest voiceover by Weird Al.

When Spike is put in charge of making sure nothing disturbs Princess Twilight, the power soon goes to his head and he begins making decisions in her name.

An important friendship summit takes a disastrous turn and it's up to Pinkie Pie to save the day.

When the mysterious Tantabus escapes Princess Luna’s dreams, the Princess must find a way to stop it before it turns everypony's dreams into nightmares.