Rihanna & Eminem: VMAs Performance Video

Rihanna joins Eminem onstage to perform their hit single “Love the Way You Lie” during the 2010 MTV Video Music Awards at Nokia Theatre L.A. Live on Sunday (September 12) in Los Angeles.

“SURPRISE!!!” Rihanna tweeted after her performance “….just had to do it guys!”

Rihanna‘s new single “Only Girl (In The World),” from her upcoming album Loud,” will be available on iTunes TOMORROW (September 13).

FYI: Ri wore a long diamond chain & chain cross and a yellow & white diamond flower cocktail ring — both from Neil Lane. She also wore a Jennifer Behr Triple Baguette Crystal headwrap.

10+ pictures inside of Rihanna and Eminem‘s VMAs performance…