The Cause: Global Green USA – the environmental nonprofit dedicated to creating and implementing programs and initiatives to prevent and generate awareness of global climate change. It is the American affiliate of Green Cross International founded by President Mikhail S. Gorbachev.

The Celebration: Upon entering the swanky Avalon hotel in Beverly Hills, stars and Hollywood headliners strutted their love of mother Earth on the signature green carpet in honor of the 7th annual pre-Oscar party, where they were treated to music performances by bands including Good Charlotte, eco-friendly gowns, and the unveiling of the new Chevrolet Volt – a plug-in car that will become available to the public in the late fall.

The Celebs: Of the innumerable stars who support Global Green, Leonardo DiCaprio, James and Suzy Cameron, Jessica Alba, Benji and Joel Madden, Serena Williams, Mel B, Nicole Scherzinger, Nia Vardalos, and Juliette Lewis and many more were in attendance.