Hayden Panettiere was all smiles on the set of Heroes. She acted as perky as a cheerleader would be, in her set wardrobe, as a cheerleader. I like the modest look, despite her ultra mini skirt. That’s the fun of the cheerleader outfit. Another essential to the short skirt were the pleats. Pleats are some of the most sexy, tailoring designs that can be made. When the girl walks, the pleats fly and flap, sometimes revealing more than the girl realizes…