From BeyondGossip.Com

How messy will fashion get for celebrities like Rihanna?

In a shocking appearance, Rihanna gave shoppers a treat by hitting a string of boutiques in Monaco, wearing her swimming costume.

The attention-seeking diva got eyes focusing on her as she walked through a luxury mall wearing the revealing black attire—-actually a swimming costume.

As well as showing off her amazing bum, the outing also proved to be a shrewd advertising move for the River Island designer.

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