Have you ever gone on a family vacation where everything turned completely upside down? For Stanley Lambchop, that is just a regular Tuesday. Ever since a bulletin board fell on him, leaving him completely flat, his life has been nothing but extraordinary. Now, the entire Lambchop family is packing their bags and heading out west to see the famous faces carved into Mount Rushmore. Stanley and his brother Arthur are ready for some normal sightseeing. Instead, they run into a spunky cowgirl named Calamity Jasper, and suddenly their quiet trip turns into a wild adventure. From exploring gold mines to daring rescues, the boys quickly learn that the Wild West is full of surprises. Grab your cowboy hat and join Stanley as he proves that being half an inch thick can actually get you out of some very tight spots!