Forbes has released its annual list of worldwide billionaires, and this year's list included entrepreneurs and artists who made the cut for the first time, among these are Rihanna, Melinda French Gates and Peter Jackson. Rihanna who is not only known for musical hits, but also for Fenty Beauty cosmetics line and her Savage X Fenty lingerie business, is among the new joiners to Forbes' billionaires list with a net ...