My god, could it be? Are you a cat? Let's see.

Tail? Check.

Weird eyeballs? Check.

Ability to jump high? Check.

Oh, but maybe those are just coincidences. Here comes one of your housemates. It's time for the ultimate test.

You watch him with keen interest. Yep. Walking, walking. He looks at you. He says hi. Let your instincts take over, and just watch yourself for a moment. What are you doing?

Acknowledging him or ignoring him