MusicFeaturing more than 100 music performances on 7 continents to promote awareness for global warming, this music concert was the biggest of its kind. The music ended in London with Madonna performing with the popular Balkan music craze with Gypsy punks Gogol Bordello. Earlier at the Meadowlands Kanye West performed with The Police and John Mayer singing "Message In A Bottle." In Washington, D.C. married country stars Garth Brooks and Trisha Yearwood took the stage singing Garth's only gospel music song, "We Shall Be Free." If you didn't catch these on television you can watch them now when you download them on YouTube.