Stars were all over social media before the MTV Video Music Awards -- and will likely be active during the show, too. Take a look at what some of your favorite music artists were up to backstage and behind-the scenes at the 2015 VMAs.
Taylor Swift gears up for the red carpet:
Taylor Swift prior to premiering her new video:
Nick Jonas tweets following VMAs rehearsal:
Justin Bieber clowning around before the show:
VMAs host Miley Cyrus hanging out with Baddiewinkle backstage during rehearsals:
Pharrell on Saturday night at his VMAs rehearsal, wishing a happy birthday to choreographer Fatima Robinson:
Sway Calloway backstage with Walk The Moon: