Get Ready for Spooky Undersea Silliness! Is SpongeBob's pet snail Gary really turning everyone into zombies? This hilarious beginning reader is based on an episode from the ever-popular cartoon series and features the fun comic-book style illustrations kids love. They are sure to howl with laughter as Snail Bite panic spreads through Bikini Bottom when Gary starts biting everyone in town — and they turn into zombies. Can SpongeBob save Gary? Or will he become a zombie too?