April Fools' Rules

Meet Mary-Kate and Ashley, the Tween Queen Twins! Your new best friends have just arrived... It's April Fool's Day, and Mary-Kate and Ashley plan to go down in White Oak history as the best pranksters ever. But when they take a joke too far, they put the headmistress's job on the line. And this time, it's no laughing matter! By Judy Katschke.From the series created by Robert Griffard and Howard Adler.