Sarah and Jimmy discover Jimmy's fish have babies and try to learn where they come from, but when they ask the other kids about it, they keep getting different answers. They eventually turn to the Eds for help, but even they can't agree on the subject of human reproduction. / Ed receives a variety of wolf-themed gifts from his pen-pal, and ends up suffering the wrath of Rolf, who suspects said pen-pal is actually his old arch-nemesis, and ends up sending the Eds to Norway.