Of course, Metallica performed at Glastonbury in the U.K. this past Saturday. However, Jack White gave the crowd an extra shot of Metallica by covering “Enter Sandman” during his own set earlier in the day. White actually meshed bits of “Enter Sandman” with his own song, “Cannon.”

Below, check out a new video about Louis Electric Amplifiers, a New Jersey-based boutique maker of hand-wired guitar amps. Louis Electric has been building tube amplifiers for more than 20 years. Since the very beginning, Louis Rosano has been building signature sounds for musicians of all genres. You can see and hear them on stages in the U.S. and abroad.

Today, GuitarWorld.com presents the exclusive premiere of "Haunted Factory," the new music video by Megafauna. The track is from the band's new album, Maximalist, which was released April 15 through Danimal Kingdom. Megafauna’s guitarist and vocalist Dani Neff is featured in this psychedelic, creepy and sexy video.