I Am Slappy's Evil Twin (Goosebumps SlappyWorld #3)
(Goosebumps SlappyWorld #3)
by R. L. Stine

• Publication Date: September 26, 2017
• Genres: Children's 8-12, Fiction, Horror, Humor
• Paperback: 160 pages
• Publisher: Scholastic Paperbacks
• ISBN-10: 1338068393
• ISBN-13: 9781338068399