The cat calling the kettle black is quite ironic.

The false sabre-toothed cat was a nimravid.

The false saber-toothed cat is an extinct species of large predatory mammal.

She looked like the cat that got the cream.

They always fight like cat and dog.

The idea of wearing a banana costume to a formal event is enough to make a cat laugh.

She lets the cat out of the bag.

She is letting the cat out of the bag.

Look who the cat dragged in!

Look what the cat drug in.