Miley Cyrus will be part of a new song that will benefit the "Stand Up to Cancer" campaign.
According to MTV:
"Some of the biggest female singers on the planet have gotten together to record vocals for a star-studded single called "Just Stand Up," benefiting the Stand Up to Cancer campaign. The unprecedented gathering features vocals from Mariah Carey, Beyoncé, Mary J. Blige, Rihanna, Fergie, Sheryl Crow, Miley Cyrus, Melissa Etheridge, Ashanti, Natasha Bedingfield, Keyshia Cole, Ciara, Leona Lewis, LeAnn Rimes and Carrie Underwood. The tune is being produced by the powerhouse duo of Kenny "Babyface" Edmonds and Antonio "L.A." Reid, who are working together for the first time in nearly 20 years on the track."
The song will premier on iTunes on September 2nd, and on TV during the "Just Stand Up" special, which will air simultaneously and commercial-free on CBS, ABC and NBC on September 5th.
Source: MTV.