Declan McKenna (born 24 December 1998) is a British singer, songwriter, and musician best known for winning the Glastonbury Festival's Emerging Talent Competition in 2015. His first single, the self-released "Brazil", reached number one on the Alt 18 Countdown for 23 January 2016 on the Alt Nation alternative rock radio station on Sirius XM Radio, and stayed there for three weeks. The song so far had reached number 16 on Billboard magazine's Alternative Songs chart dated 16 April 2016.