It's mayhem on Halloween night as Dr. Doofenshmirtz sets a monster loose in this storybook based on Disney's hit TV show Phineas and Ferb It's Halloween night, and Phineas and Ferb have completely transformed their backyard into a giant corn maze. But little do they know that the evil Dr. Doofenshmirtz has created a giant monster to destroy their town And when the monster heads for Phineas and Ferb's house, will Perry the Platypus be able to save the day? Find out in this funny storybook based on Disney's Phineas and Ferb
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