Johnny 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 goes on 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.