Watch Metallica and Lady Gaga's Grammy Performance with James Hetfield's Audio

There's video from a web feed online that shows what the METALLICA / LADY GAGA Grammy performance should've sounded like.  And LARS ULRICH says he hopes they can do more with Gaga in the future.

RoLoad - Metallica & Lady Gaga with James' mic turned on... | Facebook

Metallica & Lady Gaga with James' mic turned on and no sync issues