Schnabelperchten

In the Pleistocene, Megafraggles like this were common, before they shrunk to their current size, as seen here https://muppet.fandom.com/wiki...

Beetlejuice-esque

nightmare, fueled

The live-action Spy vs. Spy movie I've been waiting for!

But also @Goshawk 's thing - thanks, I couldn't quite place what this reminded me of.