Suicide Squad Harley Quinn's Shirt forum Daddy's Little Monster is a expression of affection used to describe an extraordinary girl. This quote highlights the deep connection between the father and his beloved little one. It stands for the dynamic relationship of unconditional love between them. The term portrays the charm and playfulness of a child in the eyes of her father. Father's Tiny Creature is greater than just a nickname, it grasps the essence of a special relationship filled with care and affection.