"Gaining a little weight are we sister Susan?" he asked.
"No, Father. Just a little gas," Sister Susan explained.
"Oh no, Father. Just a little gas," she replied again.
A couple of months later the priest noticed Sister Susan pushing a baby carriage around the convent.
He leaned over, looked into the carriage and said, "...Cute little fart."
Speaking of nuns......
Nice stools, ladies!