Popsugar Entertainment Mad Men Mad Men Halloween Costume Ideas Which Mad Men Character Will You Be For Halloween? October 23, 2015 by Shannon Vestal Robson View On One Page Photo 1 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Peggy Olson What to wear: A '60s-style shift that can go from boardroom to barroom. Wear your hair in a retro-chic bob with bangs and carry a cigarette holder. How to act: Like you've just found your voice. Don't let anyone tell you what to do, but act slightly uncomfortable about asserting yourself. Previous Next Start Slideshow Mad MenHalloweenHalloween CostumesTV