In their familiar North Carolina beach town, Callie and her friends, Talia and Cleo, are joined by the enigmatic Polly, who introduces the idea of learning how to make themselves invisible, a plan that initially seems impossible but eventually works, leading to a recklessness that makes it increasingly difficult for the girls to return to their former selves.

"Catwad and Blurmp are back with more ridiculous fun that will have readers high-fiving each other with joy. This volume sees the big blue grump and his slow but lovable friend get a pet, try new hobbies, explore the newest video game technology, and more! If you love laughing (and who doesn't??), this book is for you!"--Provided by publisher.