"Jacky Ha-Ha" is a hilarious middle-grade novel by James Patterson, following the story of a class clown who uses humor to defend herself against bullying. Despite her love for cracking jokes, Jacky struggles with personal issues, such as her mother serving in a foreign war and her absent father. However, one night she makes a vow to keep her family together, even if it means sacrificing the one thing that brings her joy. Can Jacky overcome her worries and embrace who she truly is? Find out in this New York Times bestseller.