“Closer” is a song by American DJ duo The Chainsmokers, featuring American singer Halsey. The song was written by Andrew Taggart, Shaun Frank & Frederic Kennett and produced by The Chainsmokers. Andrew Taggart also provides his vocals in the song, thus marking the first time one of the Chainsmokers has sung in one of their songs. It was released on July 29, 2016, by Disruptor and Columbia Records. It reached number-one in the United States and Australia, making it both The Chainsmokers’ and Halsey’s first number-one in either country.