Billy & Mandy's Big Boogey Adventure (TV M) Adventure, Animation, Comedy, TV M, United States Billy & Mandy’s Big Boogey Adventure (TV M) Duration: 1H20M Description: 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 Ho….. Trailer ↗ United States TV M Animation Adventure Comedy