Being a bird? That's not so crazy. But free falling with nothing but an elastic tether? Yeah, that's pretty cuckoo.
The Wristwatch Cuckoo Clock may still be our resident cuckoo champion, but this striped wall clock from Italy comes in a very close second.
This recently unearthed project by designer Stéphane Vigny combines a Swiss cuckoo clock and a loudspeaker to create what is pretty much the most awesome cuckoo clock ever.