Scared silly! Pikachu and Ash are ready for a big battle. They're going to fight in a real Pokemon gym. But there are spooky noises! Are there Ghost Pokemon in the gym? Uh-oh! How will Pikahcu and its friends get out?

The Haunted Gym 2003, Scholastic Paperbacks, New York, NY

ISBN-13: 9780439429887

Trade paperback

Haunted Gym 2003, Turtleback Books

ISBN-13: 9780613721318

Turtleback School & Library edition