The ears know how to do this thanks to their ability to read your brain waves. There are sensors on the headband that rest on your forehead, as well as a clip for your left ear.

As any cat owner will tell you, a cat’s ears are great indicators of its state of mind: pointed forward if they want your attention, turned backwards if they’re angry, and folded down flat ...

Well, girls, you no longer have to wait until Halloween to put on a pair of bunny or cat ears, because your favorite stores are selling headbands with ears as we speak, as regular hair accessories ...

Mokalina Rhinestone Cat Ears Headband . $4 at Amazon. Credit: Amazon. Here's a sparkle-friendly option for cat ears that will actually arrive in time for Halloween with a Prime membership.