Billy & Mandy's Big Boogey Adventure
When the Boogey Man causes Grim to lose his powers, rank, and title in the Underworld Court for misusing his powers, he plots to seek out Horror's Hand and take over the world. It's up to Billy, Mandy, Irwin, and Grim to get to Horror's Hand before the Boogey Man does.
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Part of the The Grim Adventures of Billy and Mandy Collection
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Language English
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