Personalized Worlds Best Band Director Daddy Baby Bodysuit. My Daddy is the Worlds Best Band Director Baby Bodysuit - White & Heather w/ Ears has cute worlds best design with slogan for the son or daughter of a Band Director. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.