Extraterrestrials mistaken Donald for the best athlet on earth and kidnap him to bring him to the planet Olympia. There he has to compete with other exceptional athlets from all over the universe at the Interplanetary Olympics. Not an easy task, for the loser’s home planet will be shrinked to the size of a grapefruit. Shortly before the final Donald ranks last. Using a trick, however, he can save the earth.