sentences:  Some wanted Plank to be able to talk, smile and blink as if he was alive, but Antonucci insisted that it should be treated as a piece of wood, brought to life by Jonny's imagination.All the children have multicolored tongues; Antonucci said that the idea came after he saw his son and his friends with different-colored tongues because of eating different candy while he was working on a storyboard.The characters went through a number of "walking cycles", a process used to determine how each character should walk or run, turn around, blink, etc.