her name is applejack. It all begins when Filthy Rich insists that the Apple family owes him more zap-apple jam.Granny is in debt to him,of Equestria being in a drought, it won't be easy to meet this demand in only two weeks Applejack begins overworking, but she's not working fast enough for her liking.asks Twilight to mix up a potion that will keep her awake for a complete day. this quickly takes a toll on the pony's mental stability - a side effect which bodes disaster for ponyville.