There can be endless debates about the genre's GOAT, but without a doubt, Metallica are the most successful band to ever play ...

Using data from setlist.fm, a list of the most and least-played song live off every studio album released by Metallica.

Metallica may have a checkered history in the studio, but James Hetfield thought some albums were pretty much bulletproof.

The quintessential heavy metal band has more than four decades of experience on the road. By Gary Graff Metallica hit the stage for the first time on March 14, 1982, at Radio City in Anaheim, Calif.