The Chainsmokers is an American DJ and production duo consisting of Alex Pall and Andrew Taggart.The EDM-pop duo achieved a breakthrough with their 2014 song Selfie which was a top twenty single in several countries. Their debut EP, Bouquet was released in October 2015 and featured the single Roses, which reached the top 10 on the US Billboard Hot 100.Don’t Let Me Down became their first top 5 single there and won the Grammy Award for Best Dance Recording at the 59th awards ceremony, while Closer became their first number-one single on the chart