"Closer" is a song by American DJ duo The Chainsmokers, featuring American singer Halsey.
Andrew Taggart (one half of The Chainsmokers) also provides his vocals in the song. It was released on July 29, 2016, through Disruptor Records and Columbia Records. The song was written by Andrew Taggart, Ashley Frangipane, Shaun Frank, Freddy Kennett, Isaac Slade and Joe King, while the production was handled by The Chainsmokers. Musically it is an EDM song with a "retro" style synthesizer in the chorus.