The Halloween Party from the Black Lagoon (Black Lagoon Adventures #5‪)‬

These fun-filled chapter books mix school, monsters, and common kid problems with hilarious results. You'll scream with laughter!Hubie is about to scream. He doesn't have a costume for the scariest Halloween costume party ever. Too bad he can't just go as the invisible man and stay at home. Plus, there's going to be a ton of monsters at the party. He better find a costume quick or become a tasty treat for all those cruel ghouls!