"Let It Go" is a song by English singer-songwriter James Bay. It was released in Europe on 15 September 2014 through Republic Records as the first single from Bay's second extended play of the same name. It was included on Bay's debut studio album Chaos and the Calm (2014). The song was written by Bay with Paul Barry and produced by Jacquire King. The Let It Go EP was released prior on 3 May 2014.

James Michael Bay is an English singer-songwriter and guitarist. In 2014, he released his single "Hold Back the River", which was certified platinum, before releasing his debut studio album Chaos and the Calm (2015). The album went to number one in the UK and number 15 in the US. In February 2015, Bay received the Brit Awards "Critics' Choice" award. At the 2016 Brit Awards he received the award for Best British Male Solo Artist. Bay also received three nominations at the 2016 Grammy Awards, for Best New Artist, Best Rock Album, and Best Rock Song. In May 2018, he released his second studio album, Electric Light.