Thanks to her role as the indestructible cheerleader on Heroes, Hayden Panettiere is a household name (albeit, a hard to pronounce one) and has made the transition from cute kiddie star to smokin€™ hot It girl. Fortunately, her newfound status did not result in her adopting the signature gag-worthy It Girl uniform: large oversized sunglasses, layers and layers of insanely priced items from the hottest designers, stilt-like heels, the latest It bag, a pooch under one arm and an Venti Starbucks cup in the other, and, oh yeah, no undies! Instead, Hayden has maintained her own unique look that blends sophistication with sex appeal. Hayden keeps her look classic, clean, form fitted, and timelessly chic. Click READ MORE for 5 How-To-Hayden tips or SEE SLIDESHOW for eight sexy secretary separates.