The story behind the 2015 hit by Calvin Harris and Disciples involves an underground demo, a single-take vocal, and a psychedelic music video. The Song's Origin and Creation

: The track was originally co-written in early 2014 by London production trio Disciples and Norwegian singer-songwriter Ina Wroldsen .

: Wroldsen recorded the vocals in a single take during the initial demo session; though the producers considered changing the vocalist later, they decided to keep her original, "raw" performance.

: At the time of release, some outlets like Teen Vogue speculated the romantic themes were inspired by Harris' then-girlfriend, Taylor Swift. The Music Video