'Hail to the Cat!' is the story of how one political animal takes on city hall and wins. However, when Snowball II becomes mayor, Springfield gets a crash course in history repeating itself and may very well be responsible for yet another British Invasion. And when Chief Wiggum gets a taste of his own chili, made from the merciless peppers of Quetzlzacatenango, he experiences a viaje misterioso of his own in 'Chili Chili Bang Bang.'