I’m His Sister

A young lady walked over to the hospital room where she knew her friend was.
“May I see Irving, please?” she asked the woman blocking the door.

“We don’t allow anyone but relatives to see the patients.” replied the woman. “Are you a member of the family?”

“Why-er-why, yes. I’m his sister,” said the young lady.

“Oh, I’m so glad to meet you,” said the women. “I’m his mother!”