Origination: Family Guy
A once happy and benevolent monkey who took a turn for the worse when he came home from work after receiving the good new that he had just made partner to discover his wife in bed with another monkey. He now resides in Chris Griffin
's closet, emerging only to point threateningly at him.
Well we can't keep it in my room because there's an evil monkey that lives in my closet. You know, the sad part is he wasn't always evil...