Who: Two preternaturally gorgeous Southern sisters who deliver sassy lyrics and traditional harmonies

Hear It: Check out the Pierces MySpace page and go buy their new album Thirteen Tales of Love and Revenge, in stores now.

Watch it: Learn to make margaritas with Catherine and Allison Pierce, the kind of girls who love dancing to the perfectly cheesy Kenny Rogers/Dolly Parton hit "Islands in the Stream."

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