Finally...something to smile about Love is not the only thing that blossoms with a smile. Your entire life can be transformed by the simple act of turning up the corners of your mouth. And psychologists have proven that you benefit by smiling-even when you're convinced you have nothing to smile about Now the power of the smile gets a boost from three grinning fools: Lisa Birnbach, Ann Hodgman, and Patty Marx, the threesome who thought up the deceptively...