"Flames" is a song by French DJ and record producer David Guetta and Australian singer-songwriter Sia. The song was written by Sia, Guetta, Christopher Braide, Guetta, Giorgio Tuinfort and Marcus van Wattum, with production handled by the latter three. It was released on 22 March 2018 by What a Music, as the third single from Guetta's upcoming seventh studio album 7 (2018).