When Hal accidentally unearths Bad Dog Bart's second treasure map which leads to his stolen loot of cat toys, it sets off a dizzying, adventurous journey to be the first to dig up the treasure. Joining Nature Cat and his pals in the race to find the stolen loot is that very bad dog himself Bad Dog Bart. And if that isn't bad enough, there is a tough pirate named One Eared Winnie who also is trying to find the treasure. Arghhh!!!