Earlier in the night, the 21-year-old actress/singer hit the red carpet in a totally different look.
“caaaan’t sleep,” Ari tweeted the night before.
She’s up for Best Song for “Problem,” Best Female Act, Best New Act, Best Pop Act, Best Push Act, and Biggest Fans. Good luck to her and all the nominees!
10+ pics inside of Ariana Grande performing at the 2014 MTV EMAs…