Tippy, a specially gifted, whimsical Australian Shepherd, shares many an adventure with Mandog, his best friend until Tippy decides to go off on his own and finds himself lost and alone. For a time it looks bleak Tippy will ever reunite with Mandog. Yet in a spirit of sheer determination and help from his animal friends, Tippy is once again by the side of his favorite human, Mandog, flying high.