No longer the stuff of preppy cheerleaders and “Alice in Wonderland,” headbands are one of Fall 2010’s chicest accessories! We’re so excited headbands are back — not only do they take your outfit from “ho-hum” to “hot” in seconds, they’re a surefire way to cure a bad hair day! From sequined bows to zippered rosettes, here are the fiercest headbands of the season.