Jessie J live at the 2011 Jingle Bell Ball performing hits including 'Who You Are'. This image appears in the gallery:Jessie J Live At The 2011 Jingle Bell Ball 7. Jessie J live at the 2011 Jingle Bell Ball performing hits including 'Who You Are'. 16 images See the full gallery: Jessie J Live At The 2011 Jingle Bell Ball