The Next Best Thing

Starlight Glimmer bonds with Diamond Tiara over their mutual status as reformed antagonists... and over a shared love of trolling Spike.

Summer vacation has come and gone, and school's back in session, only Diamond Tiara isn't interested in attending if Cheerilee isn't standing at the front of the class. Her solution? Hire Twilight as her teacher.

Except it's not Twilight she runs into at the castle.