LONDON, UK  [Tuesday May.15.2007]  /Mix103FM.com/ -- NME.com reports that Madonna has written a special song for her upcoming UK "Live Earth" appearance.

The socially-conscious track is called "Hey You," and will be available only as a download. Sales from the song will benefit the environmental organization, www.liveearth.org.

Madonna will play London's Wembley Stadium on 7/07/07, along with the Beastie Boys, Foo Fighters, Genesis and many more.



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