Jennifer Lopez Covered Rihanna's Diamonds Last Night

In a very naked dress

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Instead of performing one of her own hits last night, J.Lo opted to cover another star's song in the spirit of American Idol during the show's finale last night. Her melody of choice? Rihanna's Diamonds, as well as Bruno Mars' Locked Out of Heaven.

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She took the stage with fellow judges Keith Urban and Harry Connick Jr., and decided to literally 'shine bright like a diamond' with this barely there getup.

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And her tambourine 100 percent completed the ensemble.

Oh, she is R-E-A-D-Y for Vegas. But Vegas, are you ready for J.Lo?

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From the editors at ELLE.com.

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