I’m sure I’m not alone in wishing she and Harry Styles had made their red-carpet debut together on this night, simply because I love to imagine how he would have styled himself to complement this. It could have gone in a hundred wacky directions, but I would have advocated a top hat and a cane, as if he were her partner in an old Hollywood dance number and/or escorting her to the piano at the supper club so she could purr something.

[Photos: John Phillips/Getty Images, Shane Anthony Sinclair, Gareth Cattermole, Iona Wolff, Joe Maher/BAFTA/Getty Images for BAFTA, Stephane Cardinale/Corbis via Getty Images]