The two vocalists teamed up for a rendition of Pink Floyd's 1979 hit, "Comfortably Numb, " alternating on the song's lyrics.

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To borrow a phrase from the best selling music group, Pink Floyd, I raise the thought that the market may have, for the moment, become comfortably numb.

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The band featured in the BBC News website's Sound of 2004 talent list and attracted attention in the UK with a house cover of Pink Floyd's Comfortably Numb.

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