The Horror at Camp Jellyjam (Goosebumps #9)

L R Stine

Discover the original bone-chilling adventures that made Goosebumps one of the best-selling children's book series of all time! Camp Jellyjam is no ordinary sports camp. The counsellors seem a little TOO happy. And why are they so obsessed with winning? It might have something to do with the hideous, sl...