The Grammy Award for Best Country Performance, Duo or Group - Vocal or Instrumental was first handed out in 1969.In 1968 the award was titled Best Country & Western Performance Duet, Trio or Group (Vocal or Instrumental), The award was divided into instrumental and vocal awards in 1970.
Winners: Grammys Best Country Performance, Duo or Group - Vocal or Instrumental
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Year
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Winner/s
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Song
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1969
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Flatt & Scruggs
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"Foggy Mountain Breakdown"
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1968
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Johnny Cash & June Carter
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"Jackson"
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