Bittersweet Sixteen

Co-written by bestselling authors Carrie Karasyov and Jill Kargman, star of the Bravo series Odd Mom Out, Bittersweet Sixteen is a story of friendship, drama, and the hazards of turning sixteen.

A brand-new wardrobe from Saks, a private jet, and a red-carpet guest list: just your average Sweet Sixteen party.

At least it is for the teens who attend Tate, the posh all-girls high school in Manhattan. B...