Bill goes to his friend Sam and says ...
"I'm sleeping with the vicars wife. Can you hold him in church for an hour after the service for me?"
The friend doesn't like it but being a friend, he agrees.
After mass, he starts talking to the vicar, asking him all sorts of stupid questions, just to keep him occupied. Finally the vicar gets annoyed and asks Bill what he's really up to.
Bill, feeling guilty, finally confesses to the vicar..... "My friend is sleeping with your wife right now, so he asked me to keep you occupied."
The vicar smiles, puts a brotherly hand on Bill's shoulder and says...