Guided by a young priest, Mac spends a day at the seminary totruly understand what it takes to become a priest. Dennis andFrank plan an elaborate trap at the castle to humiliateCharlie's pen pal. Dee prepares for a date with an Irishdoctor, only to find herself sinking in a bog. Having learnedof his pen pal's true identity, Charlie bonds with him andmakes a choice that will forever change the Gang.
