Furby (plural Furbys or Furbies, according to Tiger. Co.) is an electronic toy, more specifically, a robot, made by Tiger Electronics which went through a period of being a "must-have" toy following its launch in the holiday season of 1998, … see full wiki
Mine was demonically possessed. It made a crazy computerized shrieking sound constantly and we couldn't reset it. So, we took it apart. Cyber-Furby! From then on, we always found it more fun to disassemble them.