The Chainsmokers are an American DJ duo consisting of Andrew Taggart and Alex Pall. Their 2014 single "#Selfie" reached No. 16 on the US charts and No. 11 on the UK charts while their 2015 single "Roses" reached No. 6 on the US charts. They released their debut EP, Bouquet, in October 2015. In February 2016, the duo released the single "Don't Let Me Down", featuring vocals from Daya.