At the GRAMMYs Metallica and Lady Gaga performed the band's "Moth Into Flame," but unfortunately, all anybody talked about, including drummer Lars Ulrich, was the technical glitches. Now, Metallica has released footage from the problem free dress rehearsal.
Frontman James Hetfield's mic was working, the onstage moshers were going for it, and Gaga was in full form. Check out the video to the right.