When Pinkie Pie meets Cranky Doodle Donkey, she becomes flummoxed about what to do when the donkey refuses her usual offer of lifelong friendship, so she must decide what to do next about the first creature ever to do such a thing.

In this special 100th episode, Twilight Sparkle, Fluttershy, Applejack, Rainbow Dash, Pinkie Pie and Rarity battle a monster as the rest of Ponyville rushes to make it to a wedding on time.

When Starlight Glimmer starts becoming friends with a fellow formerly-bad pony. Twilight tries to stop her.

Preparations for Hearth's Warming Eve are ruined, and while Twilight tries to figure out who's behind it, the students bond over shared memories of their home.