The folly of a tank commander threatens his crew and Scoop Donavan with capture by the enemy.; After Donald continues to miss out on winning anything in all contests he has entered, he decides to make a name for himself and win a cash prize, performing the ultimate feat, going over Niagara Falls in a rain barrel.; Tony decides to hold a bathing party, but he runs into a lorry load of trouble.; While attempting to conquer Earth, the first Martian spaceship loses control and is forced to crash land in the sea.; Prince Ahmed, the avenger of Bagdad, stands between the power greedy grand vizier, Abu Hassan, and the throne, and has evaded all Hassan's attempts to capture him. When Hassan imprisoned Ahmed's betrothed, Princess Yasmin, Ahmed decides to rescue her. In order to gain entry to the palace where Yasmin is held captive, Ahmed disguises himself as a beggar and joins the followers of his friend Ismail, the king of the beggars, when they go to pay their respects to the scheming vizier.; Goofy attempts to become a bird watcher.