Watch Pentatonix perform a spine-tingling version of 'Jolene' with Dolly Parton and Miley Cyrus

This may not have been the first time that we've seen Miley Cyrus perform Dolly Parton's 'Jolene', but it's certainly the most spectacular.

It seems that she has come a long way since her backyard session back in 2012 and has swapped her band for the amazing Pentatonix, and is singing alongside Dolly herself.

Watch the full performance above, and if you haven't already, take a look at Miley covering the song back in 2012 here: