The Sunny D. Mystery

As kirins of Peaks of Peril set on Ponyville to experiment with branching into the cider market, Applejack gets curious of their mysterious product called "Sunny D"...

A group of Kirins experiment with branching into the cider market, and who could be a better business partner for them than The Apples?
Applejack is eager to help with their blooming business, being honored becoming a taste tester evaluating their mysterious product called "Sunny D."

However, Applejack has her own doubts about the whole thing...

CW: An obvious anwser, pee drinking, watersports (no clop tho!), gross-out humor, Kirin beer jokes, predictable mystery, the oldest Applejack tropes in the book