Suit up! This is what How I Met Your Mother’s Barney Stinson always says. Fans of the hit TV show know how this endearing womanizer just loves suits. But it isn’t just the men who get to wear suits these days. Designers close down the gender gap even more by creating pantsuits that not only command respect, but also celebrate the feminine form. This fall, the pantsuits are clearly in style, demanding attention once more as renowned fashion designers infuse the style into their fall 2012 collections. This time around though, the pantsuits are bolder, showing more structure and wow factor as the cuts and tones become more audacious and sexy even. And A-list celebrities are definitely loving the look. Here are some of Hollywood’s female hotties that dominated the red carpet events in their sexy pantsuits.