no panties

The new nun goes to her first confession. She tells the priest that she 
has a terrible secret and he tells her that her secret is safe in the 
sanctity of the confessional.
She says, "Father, I never wears panties under my habit."
The priest chuckles and says, "That's not so serious. Say five Hail Marys, 
five Our Fathers and do five cartwheels on your way to the altar.