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Watch Pentatonix perform ‘God Rest Ye Merry, Gentlemen’ live on TODAY

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A cappella quintet Pentatonix has sold more than 5 million albums in the U.S. alone. Now they’re out with a new holiday album, “A Pentatonix Christmas.” Watch Avi, Kristin, Scott, Mitchell and Kevin put their own special twist on “God Rest Ye Merry, Gentlemen” live on TODAY.