2U David Guetta Feat. Justin Bieber
Jessie J's music has dazzled us this year and so to have her outfits. We've selected our top 10.
Jessie J performs live at Koko in London
Jessie J performs on stage at Britain's Next Top Model Live at Excel in London.
Jessie celebrates her Big Top 40 number 1 by performing at Barfly in Camden.
Jessie J at the 2011 BRIT Awards nominations
Jessie J attends the Universal Aftershow Party following The BRIT Awards 2011 at The Savoy Hotel. London
Jessie J arriving for the 2011 Brit Awards at the O2 Arena, London.
Jessie J performs as a guest on the Graham Norton show
Jessie J attends the launch party for 'Get a Life' Palladium Jewellery at the Wallace Collection in London.
Jessie J performs on stage at Scala on January 17, 2011 in London, England