Musicians can still be a little fuzzy when it comes to describing the sound of a fuzz box. Some guitarists will tell you it sounds like a 2,000-pound bee trapped in a sturdy metal box — perhaps with a potentiometer installed somewhere behind the wings. And while many early fuzz guitar tunes and tones did indeed make the most of the original fuzz buzz, fuzz actually has many facets, many sides, many fuzz faces, if you will.

Deep Purple's 19th studio album — Now What?! — came out today, April 30, in North America. Three songs from the new album, which is available on iTunes, are being streamed on YouTube. They are "Hell to Pay," "All the Time in the World" and the newly posted "Vincent Price," which you can check out below.

Black Sabbath unveiled another new track last night during a show in Australia. The song, "Methademic," can be heard — and seen — below, courtesy of some fan-filled video.

B.B. King, Blues Legend: A Step-by-Step Breakdown of His Guitar Styles and Techniques is available now at the Guitar World Online Store for $22.99. This Signature Licks Book/CD Pack will help you learn the guitar licks that made B.B. the undisputed King of the Blues!