Personalized Summer Is Full Of Fun Adventures Together Youth T-Shirt. Summer is best spent having adventures with a friend! Summer is Full of Fun Adventures Together Youth T-Shirt - Vintage Hot Pink, featuring characters from "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.