The letter. "Y". in spanish is the word "and"... So if you read penny teller in spanish it is code for Penn and Teller.

Also teller appeared on tbbt and penn and teller appeared on young sheldon.

The turtle crawling out of the pond was heading for the out door and trying to leave the vatican, symbolic of how older people will view the new popes anatomy. And will leave the catholic church.

The three young nuns at the end, just heard the gossip about the popes anatomy and were laughing, symbolic of how younger people will view the new popes appointment, laughing at the catholic church.