Ai! Ai! Cthulhu F'taghn!!

“It represented a monster of vaguely anthropoid outline, but with an octopus-like head whose face was a mass of feelers...”*

This explains a lot. 6YO son is back at School tomorrow. Not a moment too soon.

* With thanks to H.P Lovecraft and Defective Yeti.
It's not plagiarism, it's a meme.