The DoubleDigit Club Author:Marion Dane Bauer Nine-year-old Sarah is dreading the first day of summer vacation. It will be her best friend's birthday, and stuck-up Valerie Miller will ask Paige to join her silly Double-Digit Club, a group that ignores girls who are not ten yet. If Paige says yes, Sarah will have no friends for the whole summer because her birthday isn't until the en... more »d of August. Even though Sarah and Paige have promised to be "last, best and only friends," Sarah is not sure Paige will be able to pass up the chance to be accepted by the most popular girls in school.« less