WHILE ON A CAMPING TRIP, PHINEAS, FERB, AND ISABELLA SEE CHRISTOS' PET GERMAN SHEPHERD NAMED REX AS WELL AS HIS PET SIBERIAN HUSKY NAMED JORDAN WANDER INTO THE FOREST, THEY THEN GO AFTER THEM, WHILE IN THE FOREST THEY SEE THEM WANDER INTO A CAVE, THEY PANIC AND RUN INSIDE, THEY SEARCH FOR THEM BUT THEN FERB BUMPS INTO A BLACK BEAR JUST AS THE DOGS COME, THEY GET OUT OF THEIR BUT THE BEAR CHASES THEM INTO THE CAMPGROUNDS AND THEIR THEN MAULED TO DEATH ALONG WITH ALL THE OTHER PEOPLE AT THE CAMPGROUND.