In Stuart's new adventure, he is looking for a friend of his own when one suddenly drops right into his speedy red roadster! Brave Stuart rides to Margalo's rescue when she is pursued by an angry falcon. Stuart and Margalo become fast friends, but Stuart soon discovers that Margalo is keeping a secret from him. Will Margalo realize what a big-hearted friend she has in Stuart Little before it's too late? Join Stuart, George, Snowball and the rest of the family in the biggest Little adventure yet!