The oldest child of Arpeggio and Acantha. Mr. Butters, in comparison to his sister, is a bit of a "stick in the mud." He's organized, serious, and obsessed with cleanliness. He nearly wept when his sister jokingly told him that his favorite pond the he bathed in had the highest pee to water ratio in comparison to the other ponds near their home.
Part 4! Arnhelm and Snowball are next in line.