British backpacker Hattie Sheppard, 21, walked into Gold Coast emergency with what she thought was a stomach flu and left 10 hours later with a healthy baby girl named Isla-Grace—having had no bump, no morning sickness, and being on the pill the entire time. Turns out the baby was growing toward her spine in what's known as a cryptic pregnancy, which affects about 1 in 2,500 pregnancies in Australia.