It was September, and humorist Susan Konig had just put her youngest child on the school bus with his brother and sister and thought, "Wow, my life is really going to change now. All three kids in school full-time. For the first time in a decade I'll have my days to myself! I'll write another book, get to the gym four times a week, run for political office, save the baby seals . . ." Almost immediately, she started throwing up. Around the clock. She knew the drill. She was definitely pregnant . . . with her fourth child . . . and about to turn forty-three.Time to break out the big pants again.While Susan thought that the next chapter of her and her husband's lives involved making plans for their impending child-free, swinging middle-aged-dom, instead she's back to two A.