MTV Video Music Awards 2013

VMAs Stars' Personal Pics

Is Miley twerking out with Richard? Plus: Selena Gomez, Justin Timberlake and more

RIHANNA & ARIANA

Amid rumors she's dating The Wanted's Nathan Sykes, Grande is spotted puckering up to someone else: fellow VMAs attendee Rihanna. "THE SWEETEST AND MOST BEAUTIFUL," Tweeted Grande. "Thank you for being so kind to me. Love you so very much."