David Crosby and Graham Nash: 'What Are Their Names'

David Crosby and Graham Nash perform during the Occupy Wall Street protest at Zuccotti Park in New York. Credit: John Lamparski/WireImage

C&N cut this new version of Crosby's 1971 solo jam – out now on the new all-star Occupy This Album comp – live at Zuccotti Park.

Listen to David Crosby and Graham Nash's "What Are Their Names":

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Video: David Crosby and Graham Nash Perform at Occupy Wall Street