The Day I Swapped My Dad for Two Goldfish

the long version

One day Nathan comes over with two goldfish named Sawney and Beaney. "I'll swap you them," says the little boy of the house. "What for?" asks Nathan. As it turns out, Nathan doesn't want anything that the boy and his little sister suggest for trading... not an old spaceship or even Clownie the clown. Finally, the boy has an idea, the kind of idea (like discovering "electricity or fire or outer space or something") that changes the whole world. He decides to swap his dad (the silent guy behind th