Issa Rae to Host, Childish Gambino to Perform at Rihanna's 2018 Diamond Ball Issa Rae to Host, Childish Gambino to Perform at Rihanna's 2018 Diamond Ball By #TeamEBONY | August 13, 2018 childish gambino diamond ball ebony.com entertainment & culture issa rae Music Rihanna