Personalized Ready to Play?- Whatif Monster referee Women's Plus Size T-Shirt. The Whatif Monster is ready to tackle the next big challenge. Ready to Play?- Whatif Monster referee Women's Plus Size T-Shirt - Heather and Hot Pink, from "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40 combed ringspun cotton/polyester)