Premise: Don't Let Me Down (The Chainsmokers song) . The song features the vocals of American singer Daya , and was released on February 5 , 2016 , through Disruptor Records and Columbia Records . The Chainsmokers . `` Do n'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 .
Hypothesis: The Chainsmokers had at least one top 5 single in 2015.
Label: CONTRADICTION