Mr Popper's Penquins Author:Richard Atwater, Florence Atwater It was hard enough for Mr. Popper to support himself, Mrs. Popper, Bill and Janie Popper. The addition of 12 penquines to the family made it impossible to make both ends meet. Then Mr. Popper had a splendid idea. The penquins might support the Poppers. And so they did.