Cornwallis Hankey is one of Mr. Hankey's children. He is presumed very smart, but he is conflicted with being a poo. He only appears in the Season Four episode, "A Very Crappy Christmas".
Appearance
Cornwallis is a talking piece of excrement with an orange and blue hat, glasses, gloves and an orange scarf.
Personality
Cornwallis is deeply conflicted by being a poo, he doesn't see the bigger picture. His father, Mr. Hankey, sings him a song about it but later reveals he only did so because he wanted to "stop his bitchin'".
South Park: The Stick of Truth
He plays a minor role in Mr Hankey's quests, you must rescue him from hobo's and return him to Mr. Hankey and Autumn.