Sounds like a misheard joke gone awry. There are lamps with parchment (animal skin) shades which can be seen in the upstairs tour. A bit of punny humor is to say they are made from the skin of kids, as in young goats. I don't know the source of the parchment shades at Hearst Castle but they could indeed be kid.
Your friend is a liar ¯\_(ツ)_/¯
I have never heard that but you could ask one of the tour guide.
I have never heard of this, but ask the docent leading the tour.
Never heard that either went last Friday
Never heard of that
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