Photos: Rihanna and bff pose in hot bikinis as she smokes a blunt

Rihanna and her best friend Melissa Ford looked smoking hot in a series of racy photos they took in Brazil yesterday and shared on instagram. The photos show Rihanna puffing on a blunt as she wraps her arm around Melissa. In one photo, the friends posed topless with their backs to the camera. RiRi has been in Brazil for over a week now on a working holiday. See the photo after the cut...