Pre-Oscar Party

Actress Salma Hayek arrives at Global Green USA's 5th Pre-Oscar Party in Los Angeles on Wednesday, February 20, 2008. (AP Photo/Chris Pizzello)

Actress Julie Benz attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Bahar Soomekh attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Q'orianka Kilcher arrives at Global Green USA's 5th Pre-Oscar Party in Los Angeles on Wednesday, February 20, 2008. (AP Photo/Chris Pizzello)

Singer Michelle Branch attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Radha Mitchell attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Jaime Pressly attends the Wear Black and Give Back Pre-Oscar Party in the Hollywood section of Los Angeles on Thursday, February 21, 2008. (AP Photo/Phil McCarten)

Actress Bitsie Tulloch attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Sophia Bush arrives at Global Green USA's 5th Pre-Oscar Party in Los Angeles on Wednesday, February 20, 2008. (AP Photo/Chris Pizzello)

Actor Jason Lewis attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Alexis Arquette attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Actress Molly Sims attends the Global Green USA 5th Pre-Oscar Party in Hollywood on Wednesday, February 20, 2008. (Reuters/Phil McCarten)

Tia Carrere arrives at Global Green USA's 5th Pre-Oscar Party in Los Angeles on Wednesday, February 20, 2008. (AP Photo/Chris Pizzello)