The Mare in the Moon is the two-part special premiere of the first season of My Little Pony.
- Dainty Dove, Lady Justice, Tall Order, Soarin, Surprise, Prim Posy, Serena, Lemony Gem, Tornado Bolt, Cotton Candy, Princess Erroria, Noi, Liza Doolots, Dinky Doo, Rainy Feather, Mango Dash, and Sweet Pop were originally going be in this episode, but they cut out for some reasons.
- Although Moon Dancer does not appear in this episode, Twinkleshine mentions her by saying that Moon Dancer is having a get along in west castle courtyard. However, she does make her debut in the comics.
- When Rarity cuts her tail, it looks short. It's clearly unknown if most ponies would be using that type of tail.
- Nightmare Moon has appeared as the main antagonist again in Princess Twilight Sparkle.
- Twilight Sparkle says she wants to study without a bunch of crazy ponies trying to make friends.
- Moon Dancer repeated this in Amending Fences, eventually calling her Twilight Twinkle.