There’s always the Jewel Cooler:

Truth, teaching these safety rules to kids is important whether you own guns or not, so they know how to act if they ever find one.

They build this picture from many other sources besides ad clicks, so the point is to obscure that. Problem is, if you’re only obscuring your ad click behavior, it should be relatively easy to filter out of the model.

Don’t forget Swiss Army Man!

I hadn’t clicked the link yet, but Concrete Donkey told me what it was immediately