Jennifer Hudson Joins Pentatonix. Their Unique Performance Is Going Viral!

One of the most beautiful Christian hymns that's been recorded by numerous artists has been given a new spin by the a Capella supergroup Pentatonix. But the members of the award-winning group aren't alone on the stage this time.

They are accompanied by the incredibly talented Jennifer Hudson. Everyone's struggling to hold back tears with this brand new version of one of the most beloved songs of all time. Watch the video and see how their performance of "How Great Thou Art" sounds like!