Ariana Grande performs her songs "The Way" and "Problem" during the 2014 iHeartRadio Music Awards.
Rihanna rocks a lace outfit and blue lipstick as she stands next to Grande. RiRi won four awards that night, which was the most of any artist.
The "7 Rings" singer smiles in a black sequin dress during her performance.
Grande belts out her tune while her back-up dancers surround her.
Ari turns the stage into her own catwalk during her performance at the 2014 iHeartRadio Music Awards.
Grande smiles as she accepts the iHeartRadio Young Influencer Award.
Grande poses with Hilary Duff, who presented her with the iHeartRadio Young Influencer Award.