Personalized Whatif I Love to Swim with Whatif Monster Infant Tutu Bodysuit. Take a dip with the Whatif Monster! Whatif I Love to Swim with Whatif Monster Infant Tutu Bodysuit - White, from the hit children's book, "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. Tutus are all the rage! This one is made of matching tulle and stitched right into a soft creeper.