This song is from their final single from their album “Until Now”, featuring Swedish singer John Martin.”Don’t you Worry Child” was announced during their tour of Australia in 2012. In this song, they took inspiration from the beauty of Australia. It was released on 14 September, 2012 under the label of Polydor. It was produced by Swedish House Mafia, and written by Steve Angello, John Martin, Axel Hedfors and Michel Zitron. The music video was released on September 14, 2012.
The song peaked at number 1 on the Billboard Hot Dance Club Songs chart, at number 31 on the Billboard Pop Songs chart, at number 55 on the Billboard Hot 100, at number 1 on the UK Dance Songs, at number 1 on the UK Singles chart and at number 10 on the Canadian Hot 100 chart.