Wrapped up in a flawless Dior gown, Rihanna took the night at the Barker Hanger in Santa Monica, California for her second annual Diamond Ball. In attendance to the Clara Lionel Foundation charity was Zendaya, Will and Jada Pinkett-Smith, Kylie Jenner, and the event’s host, Kevin Hart. “I’m personally donating $50,000 out of the Kevin Hart back pocket,” said Hart. Drop down bottom for more.