The episode ends on a double cutaway gag of Chris being a night time security guard, and then noting that Dianetics made him 'not gay.'
Stewie has a quick change scene of wearing an open shirt and cross to returning to his usual overalls when Peter begins to read the Bible.
According to tradition, Adam and Eve didn't start wearing leaves until after eating from the tree of knowledge, which made them realize they were naked.
Christian Bale's actual rant was against the Terminator Salvation director of photography, not a cameraman.
Peter claims that Noah's sons married incestuously, but in the Bible they bring their wives with them on the ark and there is no suggestion that they are related.
Peter mentions Paul as one of the disciples, but Paul was not one of the Twelve, and didn't become a Christian until after the crucifixion. He later mentions Luke, who wasn't one of the Twelve either.