Amazoncom Daddy's Little Monster Shirt Harley QuinnDaddy's Little Monster is a term of endearment used to describe an extraordinary girl. This phrase emphasizes the strong connection between the father and his beloved baby. It stands for the special connection of unconditional love among them. The term portrays the innocence and mischief of a daughter in the eyes of her dad. Father's Tiny Creature is greater than just a pet name, it captures the essence of a special relationship overflowing with care and caring.