While watching a Red Fang video, I noticed the guitarist playing something that looked like a cross between an SG and a Les Paul:
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Imagine my confusion when the camera panned back to reveal a Fender head stock!!

It turns out this is a seriously hacked up/modded 64 Fender Mustang. I never would have guessed that one.

Is this a common thing?
Why would anyone do this?
Do you guys have other examples of folks rendering classic guitars unrecognisable?