Rihanna Performs "Stay" On UK's 'X Factor'

"Stay" is the checkpoint on Rihanna's seventh studio effort Unapologetic that separates the ratchet from the real.

In a recent visit across the pond, the "Diamonds" singer lit up the 'X Factor' stage with the somber ballad, shining in a strappy white number and flaunting an elegant cropped cut. Mellow out to her performance below.