Poppy Delevingne just gave us major #tuxgoals by hellofashion.com / 18 March 2016 Poppy Delevingne shot straight to the top of our best-dressed list when she stepped out at the Chopard party in Basel earlier this week. The fashionista looked stunning as she attended the jewellery brand's Happy Diamonds cocktail party, rocking a green velvet tuxedo perfectly offset by her ice-blonde locks. Read more about: Fashion news Celebrity style The star posed up with Amber le Bon at the event. Amber was showing off her newly dyed locks. The Chopard Happy Diamonds cocktail party. The Chopard Happy Diamonds cocktail party.