In Such a Pretty Fat , Jen Lancaster learned how to come to terms with her body. In My Fair Lazy , she expanded her mind. Now the New York Times bestselling author gives herself--and her generation--a kick in the X, by facing her greatest challenge to date: acting her age. Jen is finally ready to put away childish things (except her Barbie Styling Head, of course) and embrace the investment-making, mortgage-carrying, life-insurance-having adult she's...