Let's be honest. Most of us remember Drew Barrymore before we even understood who she was. That grinning, gap-toothed little girl in a red coat being held by a confused alien. The child star with the famous last name and the big, precocious eyes. But if you think you know Drew Barrymore from E.T. or her wild teenage years splashed across tabloids, you’re missing the best part of the story. The real story isn’t about how she started; it’s about what she did after the world had written her off. Drew Barrymore…