A Peek Inside Andrea Lavinthal's Carry On Bag

Andrea Lavinthal is the author of the new, must-read guide for everyone in her 20s, Your So-Called Life: A Guide to Boys, Body Issues, and Other Big-Girl Drama You Thought You Would Have Figured Out by Now. The book is available starting September 14, so how do we already know it's going to be a bestseller? Because we got a sneak peek at a review copy and Andrea and her co-author Jessica Rozler