Mary Margaret knows her outfit for WonderElla (Wonder Woman meets Cinderella) would win Best Costume at McKenzieas Halloween party. The only problem is, McKenzieas party is going to be held outside at night, and that means itall be . . . DARK! A series of events (e.g. the death of the principalas hedgehog, and her mother forgetting to pick her up from school one night) has made Mary Margaret highly suspicious of the dark. But a girl can only hide in the light for so long. Young middle-grade readers will cheer when Mary Margaret finally makes her long dayas journey into night.