Arby's is a fast food chain dedicated to "Having the Meats". When one of these chains expands it's way into Ponyville, most ponies are both skeptical and nauseous. Some however, are eager to try new things.

Which member of the royal family will get hopelessly hooked on this stuff?

How long before eating meat is considered "normal" by Equestrian standards? It would have to be soon, because a certain carnivorous princesses one goal is to raise awareness that eating meat is not really a big deal.