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    6 NFL Players Who Are Secretly Addicted To A Cappella

    These professional football players know all the words to Pitch Perfect, and are live-tweeting NBC's The Sing-Off. It's Dixie Chicks serious.

    1. Jaguars running back Justin Forsett watches The Sing-Off.

    2. So does Jaguars wide receiver Cecil Shorts III.

    3. Packers tackle David Bakhtiari is trying to get his offensive line in Pitch Perfect 2.

    4. Packers tackle and guard Don Barclay agrees.

    5. Packers guard TJ Lang has Pitch Perfect memorized.

    6. But the biggest Aca-Fan is Buccaneers quarterback Jordan Rodgers, who live-tweeted every moment of NBC's The Sing-Off.

    He loved Doo-Wop group Street Corner Renaissance.

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    But his favorite group was the Princeton University Footnotes.

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    He's clearly seen Pitch Perfect as well.

    He defended The Sing Off against his followers' wisecracks.

    And called out sports host Ryen Russillo.

    Harmony should be a sport.

    Jordan Rodgers: Aca-baller of the Year.

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