Maybe they're talking about nuns.

Young man with spiked hair, jeans, leather jacket, at busy downtown crossing. He sees a nun having trouble negotiating the street. He stops the traffic and leads her across the street safely.
"Thank you, young man," the nun says.
He replies, "No problem! Any friend of Zorro's is a friend of mine!"
~~~~~~~~ ~~~~~~~~~~~~ ~~~~~~~~~~~~~~

Young couple with 3-year-old child, in airport. Child wanders away. Parents frantic. Search starts. Child found safe with a group of nuns. As parents approach, child cries out delightedly "
"Look Mommy! Penguins!"