Kate Victoria Tunstall, better known as KT Tunstall (born 23 June 1975) is a Scottish singer-songwriter and guitarist. She broke into the public eye with a live solo performance of her song "Black Horse and the Cherry Tree" on Later... with Jools Holland. She has enjoyed commercial and critical success since, picking up three nominations before winning a BRIT Award, and a Grammy Award nomination. She is also the recipient of an Ivor Novello Award.
Her debut album Eye to the Telescope was released in 2004, and was a worldwide success. In the United Kingdom, the album charted at #3 on the UK Album Charts, and to date has been certified 5x Platinum by the BPI; this indicating that the album has sold over 1,500,000 copies in the UK. In the United States, Eye to the Telescope charted at #33 on the Billboard 200 album charts, and has been certified Platinum in the United States, selling over 1 million copies there. Her first live album was an acoustic album entitled KT Tunstall's Acoustic Extravaganza, released in 2006, and charted at #33 on the UK Album Charts. Her second studio album, Drastic Fantastic was released in 2007, and debuted at #3 on the UK Album Charts. In the United States, it debuted at #9 on the US Billboard 200 album charts.
Tunstall is to release her third studio album entitled Tiger Suit in late September 2010.