Personalized Kawaii Narwhal Grandpa's Sweetheart Baby Bodysuit. Looking for a gift for your grandchild that is both unique and meaningful? Look no further than the Kawaii Whale Grandpa's Sweetheart design. This cute design is sure to put a smile on your grandchild's face, and the grandparent/grandchild relationship is celebrated in the design. The Grandpa's Sweetheart design makes a great gift for any occasion, including baby showers, birthdays, and Christmas. Our 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.