Hilary Duff & Haylie Duff at Broadway's Hairspray

HAYLIE MAKES A HAIR-RAISING DEBUT ON BROADWAYShe's normally the height of fashion, but this week Haylie Duff's hairstyle was the only thing reaching dizzy levels. The actress gamely sported a huge bouffant wig as she made her Broadway debut in the hit musical comedy Hairspray, as little sister Hilary looked on.The 21-year-old, who has been acting since the age of 12, won the part of Amber Von