NEW YORK, New York -- While Chris Brown says he'd prefer to keep the details of his February assault on Rihanna private, Rihanna has been speaking out - and she says she's doing so to help others.
In a new interview with MTV's "It's On With Alexa Chung," Rihanna opened up on why she sat down for a candid interview with ABC's Diane Sawyer.
more »Check out all the fabulous costumes the celebs donned on October 31, 2009. (25 photos) view photos »
Stars strut their stuff on the red carpet at the 2009 Whitney Museum Gala in New York. (9 photos) view photos »