I came across this while doing searches related to Costumzee.
This is not the first time i see a Facebook Page ranking pretty well (upper page 2) so it did not catch my eyes at first, but my curiosity took over and i clicked the link.
Here is the landing page:
With a nice link to a allkeywordsinthedomain.XXX
Clearly on page optimization and most importantly, content, doesn't mean a thing to Google anymore.
"Hey, a Facebook page matching the search, that must be REALLY good. Let's rank it up!"
Nice work Google. Good job to you, the groupcostumeideas's guy :)