 A few days later, Liz and Maury were walking home from school. Both boys were still thinking about what had happened at the fair. You know, it was really nice of Grandpa to let you off the way he did. You think? Grandpa's the best. Yeah. I was just thinking, I'd like to do something nice for Grandpa. You know, to show how grateful I am. Like what? I don't know. I'd like to get him a present, but what?