Thrash kings Machine Head kicked off the first stop of the Rockstar Energy Drink Mayhem Festival tour in San Bernardino, Calif., on July 9. Lucky concertgoers got an earful of brand-new material from forthcoming album Unto the Locust, to be released in late September.
Watch the video below for a live performance of “Locust.”
Click here for complete Rockstar Energy Drink Mayhem Festival tour dates.