Billi is a 12-year-old cat that recently came to know about the existence of the word “mad” and now she can’t stop ‘saying’ it. A video of the adorable fur ball’s antics shows how she repeatedly keeps ...

Billi, a 13-year-old domestic cat in Florida, presses a button that voices the word “dog” — twice. She proceeds to sit as if she’s waiting for her human parent, Kendra Baker, to respond. “Dog outside, ...