Who: Vanessa Hudgens What: A Half Bun How-To: The actress' long hair looks to be more than just a fad and she's getting creative with styling it, too, wearing it with cool, messy texture and pulled up into a tight knot at the top for a casual look heading into the weekend. Editor's Pick: Loreal Paris Advanced Hairstyle TXT IT Tousle Waves spray, $5, lorealparis.com. - HarpersBAZAAR.com