PHOTO GALLERY: 5 Seconds of Summer and The Chainsmokers 0 By Rachael Dowd on October 28, 2019 Photo Galleries, Special Features 5 Seconds of Summer and The Chainsmokers Bridgestone Arena // Nashville, TN // October 20th, 2019 Photos by Kelsey Runge 5 Seconds of Summer The Chainsmokers Share. Twitter Facebook Google+ Pinterest LinkedIn Tumblr Email