Not wanting to look too nekkid, the singer also threw on a gold tassel necklace and cateye sunnies before stopping to scribble her John Hancock on some fans' photos of herself.
If you look closely, you can kinda see something resembling shorts underneath RiRi's tee, but judging by the amount of fabric (or lack there of), they probably looked something like THIS. HA!
And, clearly, the knit beanie is the new backwards baseball cap!
[Image via Pacific Coast News.]