Four weeks after debuting at No.33, Closer advances 3-1 to become the first UK chart-topper for New York dance duo The Chainsmokers.

Already No.1 in Australia, Canada, New Zealand and The USA, it is only the seventh track to reach the UK summit this year, selling 79,970 copies (including 46,370 from streams) to end the five week reign of Major Lazer's Cold Water collaboration with Justin Bieber and MØ, which slips to No.3 (65,100 sales).

The second No.1 called Closer ...