New Black look thursday🖤 | Instagram

Co-founders Christine Centenera and Josh Goot gathered a glittering group of guests, including Hailey Bieber, Jordan Barrett, Luka Sabbat, Rosie Huntington-Whiteley, Camille Rowe, Lori Harvey, and Neelam Kaur Gill, to toast a new era of the brand: eveningwear.

Stars are wearing blazers as dresses for a super sexy look. Click to see who has rocked the look, read tips on how to try it yourself, and shop styles that would work well. How good does Rihanna look in this sexy black velvet Stella McCartney?