Vinnie's 87 year old grandmother is in the hospital possibly on her death bed. When his grandmother dies he decides he must honor her death bed request of him and become a priest. He now walks the hallways of Buchanan telling everyone he loves them and organizing prayer meetings. But what is he to do when faced with an after school date with Bambi? Kotter and the rest of the guys must convince Vinnie that he just isn't cut out to be a priest.