"I have played", so he says, "every possible part,
And I used to know seventy speeches by heart.
I'd extemporize back-chat, I knew how to gag,
And I knew how to let the cat out of the bag.
I knew how to act with my back and my tail;
With an hour of rehearsal, I never could fail".
Gus: The Theatre Cat
Old Possum's Book of Pratical Cats - T. S. Eliot