A Phone Call

A salesman telephone a household, and a four-year-old answered. Salesman: May I speak to your mother? Child: She is not here. Salesman: Well, is anyone else there? Child: My sister Salesman: O.K., fine. May I speak to her? Child: I guess so. There was a long silence on the other phone. Then; Child: Hello? Salesman: It’s you. I thought you were going to call your sister. Child: I did. The trouble is: I can’t get her out of the playpen.