Through Thick and ThinBy: Alison Pace Stephanie is an overwhelmed stay at home mom with a six month old. Her sister, Meredith, on the other hand, is hitting the two year mark without a boyfriend or even a decent date but has a successful career as a food critic. Sometimes it seems the only thing these sisters share is their mutual desire to lose weight, so they decide to do it together. But will the strong desire for sisterhood outweigh their equally strong desire for