Fred and Barney retrieve Mrs. Vanderock's "Kitty," a saber-toothed tiger, from a tree. After they succeed in the mission, a pleased Mrs. Vanderock asks them to uncover the person eating all the food at the wealthy heiress' garden party. With Shmoo's help, they learn that the scoundrel is actually "Kitty." Delighted with their efforts, Mrs. Vanderock "rewards" them with the task of locating Kitty's twin brother!