Pine Hollow is boarding some horses from a neighboring stable. One of the horses has special problems that require help from The Saddle Club. But first they have to figure out how to get the horse to tell them what''s wrong.Meanwhile, Stevie''s grandmother is visiting the Lakes, and everyone has resolved to be on their best behavior. Can Stevie and her brothers keep their resolution? And what happens when they learn that Granny likes the normal family chaos?