"Under the Sheets" is a song by English recording artist Ellie Goulding from her debut album, Lights. Produced by Starsmith, it was released as the album's lead single. The song premiered on BBC Radio 1 on 30 September 2009 and was released on the UK iTunes Store on 15 November 2009, peaking at number fifty-three on the UK Singles Chart on the issue dated 22 November 2009. It was also used to promote the second season of 90210 on the UK channel E4. According to Goulding, the single was released on independent label Neon Gold Records rather than Polydor so that she would not be put under too much pressure.