Bev needs to make Josh a detachable arm, and Josh wants to learn his lines so that he knows them off by heart. But then he realises that he has left the script behind at school. Ron has plans to cheer Bev up on her birthday, but faces a dilemma when she tells him that he will not be allowed to sell from the Moby outside the school unless he donates the proceeds to the school fund. (thetvdb.com)