After an act of heroism goes relatively unnoticed, Piglet decides that he is too small to be worth it, and he runs away from home. So Winnie the Pooh and friends discover a scrapbook of his at his house, all full of stories of his past heroic deeds and decide to go on an adventure to find him. They realize that if he can remember his past endeavors, maybe he can be encouraged that no matter how small you are, you can move on to big things!