Cider season is cut short when Ponyville is selected to take part in a "noble experiment", an experiment infamously known as prohibition! With the financial welfare of Sweet Apple Acres in jeopardy, and scores of thirsty ponies in need of relief, it doesn't take long for one opportunistic little filly to take matters into her own hooves...
Obviously inspired by the Simpsons episode "Homer vs. the Eighteenth Amendment". So take it with a grain of salt.