Flitter thinks Fluttershy is the weakest pony in the world. Flitter has never confronted what Fluttershy's job really means. Nopony ever wants to or should. Now Flitter has to. And 'weak' will turn out to be exactly the wrong word.
Twilight and Rainbow Dash have a sleepover at Rarity's. However, once the bitter winter chill sets in at night, Rarity unveils to her friends her new line of sleepwear fashion that she's sure to keep them warm.
Winona wants Applejack to be happy. Rarity makes Applejack happy. They're both really bad at this, though, so that means working with Opalescence to fix the dumb humans and their mistakes.
When secret agent Sweetie Drops is captured by the Mare with the Emerald Hands and taken to her secret underwater base, she thinks she knows how things will go. Then Lyra makes it weird.
Flitter thinks Fluttershy is the weakest pony in the world. Flitter has never confronted what Fluttershy's job really means. Nopony ever wants to or should. Now Flitter has to. And 'weak' will turn out to be exactly the wrong word.