The family is a group of characters that appears on a television set in "Princess Monster Wife." Ice King and Princess Monster Wife watch it together. They also appear in the title card for the same episode. The family includes a mom, dad, daughter, son, and a cat.
The humanoid family members have pale blue skin with darker blue, blushing cheeks. They all have black hair and serious expressions on their faces. The father wears a green dress shirt with a red tie and black pants. The mother wears a red dress with a pearl necklace around her neck. The brother wears a blue- and white-striped shirt, red shoes, and light-blue pants, most likely denim jeans. The daughter wears a light-pink dress with a bow at the neck and red shoes. There is an abnormally round purple cat on the dad's lap.