Watch Metallica & Lady Gaga perform "Moth Into Flame” live at the Grammys
- Publish Date
- Monday, 13 February 2017, 4:34PM
![Getty Images](https://www.hauraki.co.nz/media/2944613/metallica_grammys.jpg?rmode=crop&rnd=132628773228730000&height=349&width=620&quality=95&scale=both)
Getty Images
Lady Gaga joined Metallica to perform "Moth Into Flame" live at the Grammys.
Although the performance didn't go without a hitch as James Hetfield's mic cut out.
Earlier Gaga showed off her Metallica tattoo she got for the performance.
Thoughts Metallica fans?
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