While on location in a spooky Romanian villa with his Hollywood big-shot mom and her dorky boyfriend, twelve-year-old Kevin befriends a Renaissance-era girl ghost who helps him cause unrest on the set.
A kid plays the old novelty song "Purple People Eater" and the creature actually appears. The two then proceed to help an elderly couple who are being evicted by their greedy landlord.
Max is a special kid, in that he can talk to animals. No one believes him, but after he and his furry friends uncover a plot to kill the president, everyone will need his help to keep their commander in chief at his post.