Ora made a particular splash with a platinum blond pixie cut and bleached brows, while Halle Bailey brought a bit of mermaid style. Below, see all the most stylish looks of the night.
Rita Ora wearing PrimarkGareth Cattermole/Getty Images for BFC
Rihanna (wearing vintage Christian Lacroix Haute Couture) and A$AP Rocky (wearing Bottega Veneta)Getty Images for BFC
Venus Williams wearing Thom BrowneDave Benett/Getty Images
Halle Bailey wearing Ellie MisnerMike Marsland/WireImage
Joe JonasScott A Garfitt/Invision/AP
Rebel WilsonDave Benett/Getty Images
Selma BlairGetty Images for BFC
Ellie Goulding wearing Moncler GeniusMike Marsland/WireImage
Alessandra Ambrosio wearing Self-PortraitMike Marsland/WireImage
Julia Fox wearing Dilara FindikogluGetty Images for BFC
Jourdan Dunn wearing DiorGetty Images for BFC
Jodie Turner-Smith wearing BurberryScott A Garfitt/Invision/AP
Lila Moss wearing vintage Alexander McQueenScott A Garfitt/Invision/AP
Gemma Chan wearing Self-Portrait Residency by Christopher KaneScott A Garfitt/Invision/AP
Chloe Bailey wearing Atsuko KudoGareth Cattermole/Getty Images for BFC
Ashley GrahamGetty Images for BFC
Toni GarrnGareth Cattermole/Getty Images for BFC
Myleene KlassMike Marsland/WireImage
Daisy Ridley wearing Miu MiuGareth Cattermole/Getty Images for BFC
Ming Lee Simmons wearing Sau LeeGetty Images for BFC
Alexa Chung wearing Miu MiuDave Benett/Getty Images
AJ OduduDave Benett/Getty Images
Maya Jama wearing Conner IvesWireImage
Marisa Abela wearing MuglerMike Marsland/WireImage
Simone Ashley wearing PradaREUTERS
Anita ChhibaDave Benett/Getty Images
Lara Stone wearing Self-Portrait Residency by Christopher KaneScott A Garfitt/Invision/AP
Anna Wintour and Baz LuhrmannWireImage
Tallia StormMike Marsland/WireImage
Lady Kitty SpencerDave Benett/Getty Images
Joan Smalls wearing Self-PortraitDave Benett/Getty Images
Maria Sharapova wearing Moncler x Jil SanderDave Benett/Getty Images
Nicola Coughlan wearing Gaurav GuptaGetty Images for BFC
Kelly RutherfordDave Benett/Getty Images
Pixie Geldof and George BarnettGetty Images for BFC
Ellie Bamber wearing PradaGetty Images for BFC
Alex Consani wearing Dilara FindikogluDave Benett/Getty Images
Stella McCartneyMike Marsland/WireImage
Law RoachGetty Images for BFC
Sabrina Dhowre Elba wearing Victoria BeckhamGetty Images for BFC
Laura WhitmoreGetty Images for BFC
Issa Rae wearing Roland MouretGetty Images for BFC
Neelam GillGetty Images for BFC
Lucien LaviscountGetty Images for BFC
Paloma Faith wearing PradaGetty Images for BFC
Vick HopeGetty Images for BFC
Leomie Anderson wearing Iris Van Herpen CoutureAFP via Getty Images
Rochelle HumesGetty Images for BFC
Pixie Lott wearing SimkhaiGetty Images for BFC
Candice BaileyGetty Images for BFC
Tom FordGetty Images for BFC
Emma Weymouth, Marchioness of BathGetty Images for BFC
Hana CrossMike Marsland/WireImage