The Doggfather recently crossed paths with pop singer Rihanna a few days ago while out in the Dominican Republic and decided to let her partake in a smoke session.  Riri partied the night away with best friend Melissa Ford as Snoop Dogg  hit the stage to showcase his skills for his fans out in Punta Cana.  Taking to her Instagram, Rihanna uploaded some photos of herself chiefing on what appears to be a blunt for all of her followers to see.  The singer is currently on the final leg of her Diamonds world tour.