Yakko inherits the throne of Anvilania a small kingdom best known as the world's largest producer of anvils. Yakko promises to serve his people, but Anvilania is attacked by Dunlikus and its dictator Umlatt. The Warners must face Unlatt by himself. They manage to get the entire Dunlikus army to go to sleep and discover that Unlatt wanted Anvilania so that he can have all its anvils to himself. The Warners decide to give Unlatt the anvils: one at a time, on his head and on his castle.