Personalized That's right! You're my best friend! Baby Bodysuit. Show off your bestie with That's right! You're my best friend! Baby Bodysuit - Yellow, featuring Dog and Mouse from the children's book "Dog and Mouse" by Michelle Nelson-Schmidt. 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.