Official Caleb + Kelsey cover of "How Great Thou Art."

Download & stream this song: http://smarturl.it/CKHowGreatThouArt

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Follow Caleb + Kelsey:
Facebook:   / calebandkelseyof.  .
Instagram:   / calebandkelsey  

Follow Caleb Grimm:
Twitter:   / calebgrimm  
Instagram:   / calebgrimm  

Follow Kelsey Grimm
Twitter:   / thekelseygrimm  
Instagram:   / thekelseygrimm