It's a washer and dryer — for your pet. Covered hilariously by CBS News in 2004, Pet Spa was a hands-free way to wash your cat or dog. Luckily for them, most people are still doing it the old-fashioned way.
The 50 Worst Inventions
From the zany to the dangerous to the just plain dumb, here is TIME's list (in no particular order) of some of the world's bright ideas that just didn't work out