Jessie J, Florence Welch, Judi Dench at Harper's Bazaar Women Awards

Jessie J was awarded the 'Breakthrough of the Year' prize at last night's Harper's Bazaar Women of the Year Awards.

The singer was joined at the star-studded bash by Florence Welch, model Daisy Lowe, Strictly Come Dancing presenter Claudia Winkleman, Simon and Yasmin Le Bon and Dame Judi Dench.

The winners in full:

Inspiration of the Year: Camila Batmanghelidjh

NET-A-PORTER Business Woman of the Year:Tamara Mellon

Designer of the Year: Sarah Burton

Breakthrough of the Year: Jessie J

Visionary of the Year: Tracey Emin

Role Model of the Year: Helena Bonham Carter

Lifetime Achievement: Dame Judi Dench

Man of the Year: Arki Busson

Man in a Woman's World: Tom Ford

International Woman of Influence: Arianna Huffington

Fashion Icons of the Year: Supermodels - Naomi Campbell, Yasmin Le Bon, Helena Christensen, Cindy Crawford and Eva Herzigova