You may remember the band, Walk Off The Earth. In 2012, they gained international recognition for making a cover of Gotye's "Somebody That I Used To Know" with all five members of the band playing on a single guitar. In this Viral Video, the band takes on Taylor Swift by singing her song, "I Knew You Were Trouble". It is an A Capella version of the hit song. If you like the song, you can go to their website and buy it and you name the price.

Name your own price for "I Knew You Were Trouble" Mp3

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Walk Off The Earth's website