The CEO of Megalextrics, owners of Beat FM and Classic FM, Chris Ubosi is reportedly suing Rihanna and Jay Z over a 2013 canceled concert in Nigeria. This is according to TMZ. But Rihanna's management is saying they had no dealings whatsoever with the company. Read the report below.. "Rihanna flaked on a show she was scheduled to perform at in Nigeria, even though she'd already received a fat chunk of her payday ... according to the guy who booked her for the gig -- but Rihanna is claiming BS. Chris Ubosi and his company, Megalectrics, are suing RiRi over a 2013 concert that never happened. Ubosi says he struck a deal with 2 people who claimed to rep Rihanna, as well as her label Roc Nation and Jay Z. Rihanna would get $425,000 to play for 65 minutes. The show was supposed to go down in May -- and Ubosi says he made 3 payments, totaling $160k ... but then her camp asked to postpone the show. Ubosi says he agreed, but only IF Rihanna posted the new date on social ...