Walk Off the Earth is a band that made themselves famous through their unique cover of Gotye's track 'Somebody That I Used to Know'. Five people performed the song while all making use of one guitar. If you haven't, it's worth checking out. This time around they perform a cover of Lorde's single 'Royals'. A song that if you haven't heard yet, expect to hear it non-stop for many months to come.

Here is the music video for Lorde's version of her song 'Royals':