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.

She was cast in Andrew Lloyd Webber’s West End production ‘Whistle Down the Wind’.
She has two older sisters.
Her mother was a nursery school teacher and her father was a social worker.
She is the youngest of three children.
When she was 17, she wrote her first song called “Big White Room”. The song was inspired by real life experience.
Since the age of 11, she has suffered from irregular heartbeats. When she was 18 years old, she suffered a minor stroke.
At age 16, she began studying at the BRIT School. At age 17, she joined a girl group called “Soul Deep”.
Ranked #55 in the 2011 FHM list of “100 Sexiest Women in the World”.