North America’s sexiest party returns to Chicago Market Days BIGGER and BETTER for our 7-YEAR ANNIVERSARY! 2 Massive Rooms, 2 Stages, and 6 DJs... Get ready for the LARGEST FRIDAY PARTY in Market Days history! Party with 5,600 guys from around the world at Chicago's #1 music venue, featuring a booming D&B sound system and mind-blowing light effects, confetti, confetti and more confetti!