08/21/2015 08:58 am ET | Updated Aug 21, 2015

A Cappella Group Home Free Covers Oak Ridge Boys' 'Elvira'

With the Oak Ridge Boys!

Columbia Records

Pentatonix fans, do we have something special for you. 

Fellow "Sing-Off" stars Home Free, who won Season 4 of NBC's competition series in 2013, are back with a new music video for their cover of the Oak Ridge Boys' song "Elvira," and (surprise) the legendary gospel and country group join in on the fun. 

The a cappella quintet's debut album, "Crazy Life," hit No. 1 on the iTunes Country chart and No. 4 overall. It also peaked at No. 40 on the Billboard 200 and No. 8 on Billboard's Top Country Albums

The group's third album, "Country Evolution," is slated for a Sept. 18 release on Columbia Records. 

Check out Home Free's music video with the Oak Ridge Boys below, exclusively debuting on The Huffington Post:

Want more Home Free? Check out their incredible a cappella version of Johnny Cash's "Ring of Fire."

"Country Evolution" is available for pre-order at iTunes, or to receive an autographed copy, visit Home Free's online store

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