After she hit the stage (and went on to take home two Grammys) though, a video surfaced of the 17-year-old singer crooning the song at the awards show without autotune.
And let's just the say the results were frightening.
In the video posted by Redditor, Lorde grunts, groans and sounds like a drunk guy with a speech impediment, as she struggles to make it through her hit song.
So, was the video--which quickly went viral--real or fake?
It was a total fake-out, which the Grammys soon took off the internet, according to Popdust.
Luckily, we were able to grab it before it disappeared forever.
Check it out below!