Personalized Sun Stick Girl Little Sister Baby Bodysuit. Little sister Baby Bodysuit - Football White and Black with a funny, little cartoon stick figure baby in diapers wearing a pink T-shirt with a sun on the front. She says I'M THE LITTLE SISTER. 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.