After winning the Critics' Choice BRIT Award in 2010, she released her debut album, Lights, which reached #1 on the UK charts.
She attended the University of Kent, where she discovered electronic music and wrote "Wish I Stayed."
She collaborated with Skrillex on the song "Summit" and her 2010 Elton John cover "Your Song" reached #1 in the U.K.
She has two sisters and a brother. She dated singers Dougie Pointer and Ed Sheeran. In 2019, she married Caspar Jopling. She and Jopling are currently expecting their first child.
She cited Rihanna one of her influences and sang a cover of her song "Only Girl (In the World)."
