The Chainsmokers are an American electronic DJ and production duo consisting of Alexander "Alex" Pall and Andrew "Drew" Taggart. They started out by releasing remixes of songs by indie artists. The EDM-pop duo achieved a breakthrough with their 2014 song "#Selfie", which became a top-twenty single in several countries. They have won a Grammy award, two American Music Awards, seven Billboard Music Awards and nine iHeartRadio Music Awards. According to Forbes 2019 list of highest-paid celebrities, the Chainsmokers were the highest-paid DJs, dethroning Calvin Harris after six years.

The iHeartRadio Music Awards is a music awards show that celebrates music heard throughout the year across iHeartMedia radio stations nationwide and on iHeartRadio, iHeartMedia's digital music platform. Founded by iHeartRadio in 2014, the event recognizes the most popular artists and music over the past year. Winners are chosen per cumulative performance data, while the public is able to vote in several categories.