Alicia Keys

Alicia Keys rocked the stage with Usher and John Mayer on Thursday night, and all for a good cause. Keys played host for Time magazine’s Black Ball, a fundraiser that concluded the magazine’s Global Health Summit aimed at developing solutions to global health crises. All proceeds from the ball, held at Frederick P. Rose Hall in New York, will benefit Keys’ charity, Keep a Child Alive, which helps provide HIV/AIDS medicine to children and their families in developing countries. Common and Angelique Kidjo were also on hand to perform, while Jessica Alba, Natasha Richardson, Cynthia Nixon and fashion designer Giorgio Armani were among those who came out to show their support. …