Jim Dunlop are set to release a 25-minute documentary online, celebrating the history and success of the cry baby wah. Its sound helped define rock music in the 1960s, and the video will help to clear up some of the mysteries around its birth in 1966.
Check out this teaser trailer for a sneak-preview of what's in store. The full documentary will feature Slash, Eddie Van Halen, Zakk Wylde, Buddy Guy, Kirk Hammet, and Dweezil Zappa.
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