Hurter Monkey / Goodbling and the Hip-Hop-Opotamus

S5 E11: "Hurter Monkey" Billy and Mandy trade Grim in for a monkey butler. In order to get his life back, Grim has to return and clean up the mess... with a vengeance. "Goodbling and the Hip-Hop-Opotamous" A misplaced scythe blast turns boring old Principal goodvibes into an old school rapper determined to rule the school with a bling fist, a beat-boxing hippo, and some really fly shoes.