If there’s one thing the Brits are better at doing than us Yankees, it’s throwing a really great garden party. You see, our pals over in the U.K. were hosting ritzy outdoor tea parties long before we dumped our tea into the Boston Harbor in 1773.
Last night, Brioni co-hosted London’s annual Serpentine Gallery Summer Party—and no surprise here, all the regular It Brits came out to celebrate. From Suki Waterhouse to Keira Knightley and Naomi Campbell to Cara Delevingne, the fashion set was well represented at the yearly fête. Click through the slideshow above to see eight of the night’s poshest looks.