Nobody:

Minecraft players when they use /ride

A chicken on a cat on a pig on a horse?

That moment when you realize it's gonna be rather impossible to easily explain to your boss why you were late to work:

animal tower

This is typically the kind of paranormal occurrence I look for in order to assess whether the area is either infested by aliens that like to stack animals, a poltergeist, or the imminent apocalypse is upon is and we'd best get ready by hoarding massive amounts of toilet paper and canned meat.