Attending her first confession, the new nun tells the priest that she has a terrible secret.
“Sister Dominique,” the priest says, your secret is safe in the sanctity of the confessional.”
“Father,” she says, “I never wear underwear under my habit.”
With a little chuckle, the priest says, “That is not too serious, Sister Dominique. For penance, say three Hail Marys, three Our Fathers and do five cartwheels on your way to the altar.”