By StyleWatch
June 03, 2010 09:00 PM

Han Myung-Gu/WireImage

When Kristen Stewart sauntered onto the red carpet in Seoul, South Korea earlier today to promoteThe Twilight Saga: Eclipse, it wasn’t just her runway-ready sheath that left style fans gasping. Seemingly overnight, Kristen had added supermodel-glam inches to her chestnut hair, which she pulled back into a sleek ponytail. The 20-year-old is no stranger to switching up her look every now and then–who could forget the shag that she sported to film The Runaways? This newest transformation, however, proves that the actress can pull off high fashion just as well as downtown grunge. Tell us: Should Kristen Stewart stick with longer, high-glamour hair or go back to her rock ‘n’ roll roots?–David Yi