 On race day, a concert stage is erected, and popular music acts, and DJ's perform to entertain the infield crowd in a controlled and festive environment.While rock music typically headlines the Carb Day concert, and country music headlines the Legends Day concert, EDM is featured at the Snake Pit.In the mid-2010s, the revelry in the Snake Pit has somewhat re-intensified, however, not to the levels witnessed in the 1970s and early 1980s.