Jessica Ellen Cornish (born on 27 March 1988), better known by her stage name Jessie J, is an English recording artist currently signed to Island Records. She began her career as a songwriter for artists including Chris Brown and Miley Cyrus. Her debut single, "Do It Like a Dude", was released in November 2010 and peaked at number two on the UK Singles Charts. Follow-up single "Price Tag" reached number one in the United Kingdom, Ireland and New Zealand, and reached the top 10 in nineteen other countries. Her debut album, Who You Are, was released in February 2011 and charted at number two on the UK Albums Chart. In February 2011, Jessie J won a BRIT Award, Critics' Choice. It was revealed in October 2011, that Jessie J will be a coach and a mentor on the television show, The Voice UK.
Jessie J was born Jessica Ellen Cornish in Essex, London and was educated at Mayfield High School in the London Borough of Redbridge. She attended Colin's Performing Arts School and as an eleven year old was cast in Andrew Lloyd Webber's West End production of Whistle Down the Wind. Jessie has two sisters, who are five and seven years older than her, who were both head girls at school.