Last night superstar Alicia Keys held her 11th annual Keep A Child Alive Black Ball in NYC , and as always its was a star studded affair. The private event held at the Hammerstein Ballroom brought out some big names including Madonna, Aretha Franklin, Kanye West, Diddy, Nas & of course her hubby Swizz Beatz. Check out & pics and footage from the big night which helped to raise money for Ms Keys charity which has raised over $22.6 Million for children and family affected by HIV below.