Popsugar Entertainment Halloween Costumes 2020 Hamilton Costumes Hamilton Costume Ideas That Will Make You Feel Like You're in the Musical 2 October 2020 by Stacey Nguyen View On One Page Photo 7 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Marquis de Lafayette What to wear: A blue marching band blazer, white ruffle shirt, white pants, and tall black boots. How to act: Like a true friend to Hamilton. Toast to freedom and speak with a French accent. Previous Next Start Slideshow Halloween Costumes 2020HamiltonPop Culture Halloween CostumesHalloween CostumesHalloween