Bart, determined not to grow up to be like Homer, goes in search of the Fountain of Youth. Then, Springfield Elementary's got a new kingpin, when Ralph comes to school with a scar on his face, and Bart concocts a criminal past for him that gets them in a heap of trouble. Also, go back in time with Homer and Marge when the boys and girls of Springfield fought over bragging rights to the brand-new movie duoplex.