DENVER (KDVR<\/a>) \u2014 A massive concert at Folsom Field over the weekend brought thousands of people to Boulder for a show with lots of dancing, lasers and good vibes.<\/p>\n The concert on Saturday marked John Summit\u2019s largest solo headlining show of his career, according to a press release earlier this year from AEG Presents. Folsom Field became a dance floor, with some 50,000 people packed in the stands and on a platform on top of the field.<\/p>\n Folsom Field has big concert plans, including the \u2018coolest acts you can imagine\u2019 <\/a><\/p>\n But before the show, Summit got together with a group of fans for a workout. The electronic dance music producer, known for his house and techno house beats, posted on his Instagram inviting a maximum of 50 people to sign up for the workout event.<\/p>\n The group met on the 7th floor at Folsom Field for the HIIT workout led by local fitness trainer Kelsey Doersam.<\/p>\n Nathaniel Flowers told FOX31 that he was one of the extremely lucky ones who got to attend. He said it was \u201cchallenging,\u201d but the energy was high and the views of the flatirons from the stadium were \u201cbreathtaking.\u201d<\/p>\n <\/p>\n <\/a><\/p>\n EDM producer John Summit met with fans for a workout ahead of a massive show at the University of Colorado Boulder\u2019s Folsom Field in October 2025.<\/p>\n He said he left the workout \u201cwith my legs sore and my heart full.\u201d<\/p>\n After the workout, Summit stuck around and took photos with fans and even signed some autographs. Flowers said he was \u201call around amazing to hang out with.\u201d<\/p>\n Saturday night, Summit threw down for the show at Folsom Field with support from Max Styler, Roddy Lima, B\/AN\/K and special guest Tchami.<\/p>\n At the end of the show, Summit got off stage and went dancing in the crowd for the last bit of music.<\/p>\n<\/div>\n