Nobel's Rockin' Eve

U.S. actors Kevin Spacey and Uma Thurman co-host the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007. Artists from all over the world gathered at the Oslo Spektrum to help spread the message of peace and celebrate this year's Nobel Peace Prize laureates - Al Gore and Rajendra Pachauri, chairman of the United Nations Intergovernmental Panel on Climate Change.

U.S. actors Kevin Spacey and Uma Thurman, co-host the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Nobel Peace Prize laureates Al Gore, right and the Chairman of the Intergovernmental Panel on Climate Change Dr. Rajendra K. Pachauri acknowledge the crowd at the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Al Gore (background right), Rajendra K. Pachauri , and co-host Uma Thurman during the Nobel Peace Prize Concert in Oslo, Tuesday, Dec. 11, 2007.

Nobel Peace Prize laureate Al Gore kisses Uma Thurman at the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

U.S. singer Alicia Keys performs during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

U.S. singer Melissa Etheridge performs during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Co-host Uma Thurman, left, and Melissa Etheridge dance after the Nobel Peace Prize Concert in Oslo, Tuesday, Dec. 11, 2007.

U.S. actress Uma Thurman, center, British singer Annie Lennox, left, and U.S. singer Melissa Etheridge dance on stage during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

British singer Annie Lennox performs during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Al and Tipper Gore enjoy the group Earth, Wind and Fire at the Nobel Peace Prize Concert in Oslo, Tuesday, Dec. 11, 2007.

Nobel Peace Prize laureate Al Gore, 2nd left, his wife Tipper, left, Norway's Crown Prince Haakon, 2nd right and Crown Princess Mette-Marit, right, dance during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Australian singer Kylie Minogue performs during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

Pakistani musician Salman Ahmad from the group Junoon performs during the Nobel Peace Prize concert in Oslo, Tuesday, Dec. 11, 2007.

British singer Annie Lennox, left, and other artists flash the peace sign after the Nobel Peace Prize Concert in Oslo, Tuesday, Dec. 11, 2007.