If you're not familiar with the musings of Sarah Haskins, you're about to be. The comedienne is known for her humorous commentary on women's issues, from birth control ads to yogurt that helps you "go." You might say our very own TrèsSugar is a fan. In the latest video by Haskins, the topic is all about luxurious, hydralicious hair. Take a peek to learn how to master your hair-swinging moves, find out if you're "hair stupid," and discover what it would be like if you could rewrite your hair's past. Say what?