"You Do Know She Wrestles Bears, Right?"

Applejack may have to come to terms with the fact that Fluttershy is stronger than she is.

Fluttershy might be stronger than she looks.

At least, that's what Rainbow says. Applejack's skeptical, to say the least. Especially after she just lost an arm wrestling match. Besides, that sweet, gentle pony couldn't win a tug-of-war against butterflies, much less be stronger than her, right?