Rihanna has officially thrown her hat in the ring for the role of Whitney Houston if there is ever to be a biopic and a role to be played. Reports recently abounded that record label executive Clive Davis was heading up efforts to make a biographical film to honor his close friend, but Davis has since denied the rumors. Rihanna was reportedly being considered for the role, but she recently revealed that she would "love" to portray the legend. "That would be something that I would have to give...