Furby Boom Crystal Series Furby (Green/Blue) Shape your Furby's personality and teach it words by talking to it and interacting with it You can pet it, tickle its tummy and pull its tail, play music and introduce it to others Hold your Furby and turn him upside down Feed Furby with your finger Play games, get eggs and raise virtual Furblings with the free Furby Boom app (device not included)