A prospective buyer is coming to inspect the castle, so the King orders M'sieur Poosycat to keep the Musketeers in the stable.; The Musketeers and M'sieur Poosycat try to put the King in a good humor so that he will quit assigning jobs to them.; When the King is sick in bed with the hiccups, M'sieur Poosycat starts giving orders to the Musketeers.; The Queen of Slobberoovia gives the King a magic sword. The King challenges the Duke of Balford to a duel. M'sieur Poosycat makes a duplicate of the sword and switches it with the real one. He takes the magic sword to the Duke to make a deal that he (Poosycat) will be made heir to the castle if Balford wins the duel.; The Musketeers use a knothole in the floor to escape M'sieur Poosycat.; After the Musketeers are caught trying to break into the Royal Pantry, they are put to work cutting grass with their swords.; When M'sieur Poosycat's armor is wrecked after a joust, the Musketeers scavenge pieces to use as armor for themselves.