Popsugar Celebrity Oscars Celebrities at Beyoncé and JAY-Z's Oscars Afterparty 2019 Adele! Rihanna! Leo! See the Stars Who Showed Up to Beyoncé and JAY-Z's Secret Oscars Afterparty 25 February 2019 by Britt Stephens View On One Page Photo 5 of 34 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Hailee Steinfeld, Sophie Turner, and Joe Jonas Previous Next Start Slideshow Award SeasonOscarsJay ZBeyoncé Knowles