Popsugar Celebrity Julia Michaels Selena Gomez at Julia Michaels's '90s-Themed Birthday Party Selena Gomez Goes '90s Glam For Julia Michaels's Prom-Themed Birthday Bash 11 November 2019 by Monica Sisavat Solís View On One Page Photo 4 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Previous Next Start Slideshow Julia MichaelsCelebrity FriendshipsCelebrity InstagramsCelebrity BirthdaysSelena Gomez