It's so funny how pet's nicknames evolve! We're a little weird over here so here are ours haha
Clark's nicknames: Clarkshark, Shark, Sharkattack, Booboo, Booboobunny, Bunnybear
Koopa's nicknames: Koops, Koopsie, Koopaloop, Koopacat, Fuzzybunny, Fluffybutt, Fluffernutter