When you're turned into your character from Baldur's Gate and shoved across the Multiverse, I can tell you one thing that happens: Nothing Good.
Why should Celestia be the only one with a student?
Between demons, sirens, and the past which led her to them, Vice Principal Luna wonders what hopes or dreams she could possibly hold on to in the face of so much disaster. Her answer, however, is found in the unlikeliest of places.
Sweetie Belle gives somepony a scarf, and receives something else entirely.
Ponies learn what really matters after a curse scrambles their languages.
Sour Sweet decides that you and her shouldn't go to the prom together.
"Immortality" is such a vague, misleading term. When the fires of life have perished, and all that once tied you to the world has gone, even a Goddess' life can end.
Every year, on Hearthswarming, Berry Punch makes a drink for Fluttershy. One perfect drink.
Much has been said considering those who emigrate to Equestria, but what happens to the families they leave behind? Those polarized by the loss of relatives might still be preserved in Equestria. All Celestia has to do is get creative.
I figured the show was meant for little kids...