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Do They Know It's Halloween - a charity single for UNICEF featuring Beck, David Cross, members of The Arcade Fire, The Postal Service, Rilo Kiley, R.E.M, Sum41, and more. The song is available on iTunes.

Do They Know It's Halloween - a charity single for UNICEF featuring Beck, David Cross, members of The Arcade Fire, The Postal Service, Rilo Kiley, R.E.M, Sum41, and more. The song is available on iTunes.

Do They Know It's Halloween - a charity single for UNICEF featuring Beck, David Cross, members of The Arcade Fire, The Postal Service, Rilo Kiley, R.E.M, Sum41, and more. The song is available on iTunes.