Here are two links to YouTube videos of Ladysmith Black Mambazo:

http://www.youtube.com/watch?v=G5tngHfemWc&feature=related
Ladysmith Black Mambazo-Homeless

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http://www.youtube.com/watch?v=cA2Qw3j2bxw&feature=related
Ladysmith Black Mambazo - The Lion Sleeps Tonight