Not much info on this. From what I’ve read from the BJFE forum is that the 3 knob Sparkling Yellow Overdrive was a short BJFE Customshop run that’s supposed to have that old school early American tones, think Fender Tweed, Blonde, and Brownface.
Video of the 3 Knob
Video of Bearfoot version of the 4 Knob (Closest Video I could find)
Original 3 Knob Limited Run
4 Knob Production Version With M Knob
