Twenty-two-year-old Lila, on the other hand, turned to Réalisation Par, a brand popular among her fellow Gen-Zers, for her slinky eveningwear. She wore a black silky bias cut halter dress that fell just below the knee. In a summery touch, a large rose motif was embroidered across the chest, which complemented her open-toe mules.

No one has contributed more to the noble field of party girl studies than Kate Moss. Her birthday should be declared an international holiday, complete with a cheeky ciggy and an espresso martini for all.