Mariah Carey, Beyonce, Rihanna, Fergie, Miley Cyrus, Carrie Underwood, Sherly Crow, Mary J. Blige, Ashanti, Leona Lewis and Natasha Bedingfield to name a few will be adding their vocals to a new charity single called "Just Stand Up" which will benefit cancer research. It will be produced by Babyface and LA Reid. It will be available on ITunes on September 2nd. It will air live on September 2nd on CBS, NBC and ABC for the Just Stand Up special.
