RiRi flashes almost bare bum in skimpy thong

Rihanna posted a picture on her Instagram page where she can be seen flashing her almost naked toned bum.

The 25-year-old singer showed off her bum clad in skimpy red undies under denim shorts, which had been cut into a thong, the Sun reported.

The pop star uploaded the image, which was taken on the shoot for track Pour It Up, and wrote: "and that's a WRAP !!!!! pouritupvideoshoot."

She quickly deleted her post.