"Kochalka's simple line drawings and bright crayon colors stand out in this sweet, silly graphic novel. Children will easily identify with Johnny Boos sense of fun and with his fear at meeting someone new." -- Snow Wildsmith, BooklistJohnny Boo has boo power and his pet ghost Squiggle has squiggle power. But which is better? And might there be a power that is greater than them both? Wiggle power? Giggle power? Squiggle goeson a quest to learn the secret of twinkle power from the twinkling stars, but doesn't have much luck. Instead, a strange and hilarious secret is discovered about Johnny Boo's hair. This book will havethe kids howling with laughter.