“Closer” is a song by American DJ duo The Chainsmokers, featuring American singer Halsey. It was released on July 29, 2016.
Musically it is an EDM song with a “retro” style synthesizer in the chorus.
In the United States, “Closer” became both The Chainsmokers’ and Halsey’s first number one single on the Billboard Hot 100. The song stayed at the top spot for 12 consecutive weeks.