CNN  —  On Sunday night, after the biggest awards night of the year had wrapped up, celebrities made a quick change and headed to the official after-party annually hosted by Vanity Fair — where more unconventional fashion choices are able to shine. Some stars, such as Sydney Sweeney, came dripping in crystals, while others, including Emma Chamberlain, were laced up in leather. There were also looks in vintage lace over 30 years old, oodles of polka dot ruffles and feathers hot off the Milanese