We're told she and a group of about 16 arrived at the upscale steak/sushi house and enjoyed a feast of  filet with whipped potatoes and caramelized onions, with chopped jalapenos on the side. Ri-Ri paired the meal with Caymus cabernet sauvignon.

A member of the dining party was celebrating a birthday and of course Rihanna joined in a festive performance of "Happy Birthday" for her friend.

The Prime staff was charmed by the gracious entertainer, who planted a peck on her waiter's cheek as they were leaving.

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Helen Gilbert places flowers on her brother Eurie Martin’s grave at Camp Spring Baptist Church in Sandersville. Her brother died eight years ago. Three former Washington County deputies are accused of causing his death and are set to stand trial Monday. (Miguel Martinez/AJC)

Credit: Miguel Martinez-Jimenez