I’ve seen this going around for a few years now, and always meant to 3D print one, but with a laser - well…
After cutting the box (and inserting a photo into the triple-scored grooves, I covered it with aluminum tape and assembled it:
Guessed it yet?
And with a christmas light inserted into the hole in the back:
It’s a Nakatomi Christmas!
(“Come out to the coast, we’ll get together, have a few laughs…”)