This popular Hasbro toy, launched in 1985, quickly became a source of terror. When Becky put her boys into bed just two months past Christmas, she tried to tuck them in with their My Buddy dolls. The boys didn’t want them. “Jarrod had a look of terror on his face,” Becky said. “I asked him if he wanted the doll to sleep with and he replied, ‘No. At night it transforms into a monster and tries to kill us.’” She tried to hand Zac his doll, and the boy screamed in horror...