In the picture book Second Banana, a girl is disappointed with her "rotten" role in the school play--but the show must go on. The kids in Mrs. Millet's class are putting on their annual nutrition pageant. Every kid plays a food. Every kid gets a line. It is a big deal. But this year, there aren't quite enough parts for everybody. So the class is cast: Fish, Cheese, Broccoli, Blueberry, Banana, and . . . Second Banana. Second...