Barbados born pop and rhythm-and-blues star Rihanna, who’s full name is Robyn Rihanna Fenty, is pregnant. Rihanna was showing off her bare belly bump in when out on a stroll with her boyfriend and expectant father A$AP Rocky in Harlem, Rocky’s hometown, over the weekend. Rihanna is expecting her first child with rapper boyfriend A$AP Rocky. Rihanna and A$AP Rocky …