Join Fancy Nancy in New York Times bestselling team Jane O'Connor and Robin Preiss Glasser's Fancy Nancy: The Worst Secret Keeper Ever JoJo is telling all Nancy's secrets--she just can't help itNancy begins to think she's the worst secret keeper ever. But when Bree comes over to watch a movie that only Nancy has seen before, Nancy realizes it's very hard to keep a secret. Could it be that maybe JoJo isn't the worst secret keeper, after all? Fans of Fancy Nancy will delight in this sweet story about understanding and the love between siblings.