You made it through nine months of weight gain, cravings, bloating, mood swings...not to mention a good few hours of labor you’d just as soon as forget. Now that your little one’s finally arrived — congratulations! — what comes next? Here’s a quick guide to your baby’s important developmental milestones — first smile, first step, first word and more. Get your camera ready. It’s guaranteed to be a wild, but photo-worthy, ride!