Sharon Osbourne goes monocrome with a touch of sparkle on her feet.

Sharon Osbourne

Mila Kunis, here with Gerard Butler, wore a one-shouldered black Dior.

Gerard Butler, Mila Kunis

Rooney Mara kept it simple with a black Nina Ricci gown that shows a lot of skin.

Rooney Mara

Ricky Gervais, with Jane Fallon, looks devilish in a shiny red suit.

Ricky Gervais Jane Fallon

Claire Danes took a modern turn in a graphic black-and-white J. Mendel gown with an open back.

Claire Danes

Jessica Chastain sparkles in a cream Givenchy dress.

Jessica Chastain

Madonna, pictured here with  whose style has been all over the map in her long career, went back to her rock ‘n’ roll roots for this event in a wearing a dark green embroidered gown with cap sleeves by Reem Acra and a diamond-and-pearl cross by Neil Lane.

Madonna Andrea Riseborough

Awards season welcomes back the strapless gown,as toted by Angelina Jolie, whose asymmetric, satin Atelier Versace gown, punctuated with a flash of red, was accessorised to perfection with a knockout scarlet pout.

Brad Pitt Angelina Jolie

Charlize Theron, in Christian Dior, was in a sea of soft, pretty pinkish makeup shades.

Charlize Theron

Kate Winslet did the opposites-attract thing in a Jenny Packham gown with a black hammered silk satin bodice and ivory silk crepe skirt.

Kate Winslet