Celebrities are literally professionals at partying and dressing up, especially for the most monumental day of the year — New Year’s Eve. So, it comes as no surprise that their attire of choice was most exquisite when the ball dropped. The dress code — glam gowns for girls, and sharp tuxedos for guys — made for a very polished crowd. Take a look at how VIP’s Diddy, Jessica White and Rihanna rocked the party.