M'sieur Poosycat tries to find a way to befriend a nobleman so that he can attend the King's Costume Ball.; Tired of their constant sword fights, the King gives M'sieur Poosycat and the Mouse Musketeers tasks to keep them busy.; The Musketeers convince the King that Poosycat should be put out of the castle at night, even though it is raining.; Bertie trades places with a caged canary.; The King wants M'sieur Poosycat to do a daring deed. The Mouse Musketeers appear to help him with a series of staged heoric deeds, but in reality the stunts are rigged so Poosycat will fail each time.; M'sieur Poosycat tries to disturb Jerry and Tuffy when the pair are swimming in the moat.; M'sieur Poosycat chases the Mouse Musketeers with an axe on the drawbridge over the moat.; M'sieur Poosycat uses a bow and arrow to shoot down Jerry's kite.; Jerry and Tuffy make a teeter-totter out of parts of discarded armor.