Mr. Hankey the Christmas Poo
Mr. Hankey comes out once a year and gives presents to all the little boys and girls who have fiber in their diets. He's also a good friend of Kyles. He has an alcoholic wife named Autumn, and three little nuggets -- Cornwallis, Amber, and Simon. they all live happily in the sewers below South Park. Mr. Hankey is also the proud operator of the Poo Choo Train, and has helped the boys save Christmas on multiple occasions.