From her groundbreaking Sports Illustrated Swimsuit Issue cover to her award-winning TV shows, this supermodel-turned-megamogul is the last word in "fierce." She's also managed to rock some of the most fabulous hairstyles we've ever seen! In honor of the fifteenth season of Banks' "Americas Next Top Model," let's take a look back at her most iconic hairdos. Here's what you had to say: Tiffany commented via Facebook: "Tyra is a role model for many young girls and hair is a woman's glory." Aquil wrote via Facebook: "I like Tyra."