This is some bad news for fans of Son's of Anarchy. Some fans got the companion book Sons of Anarchy: The Official Collector’s Edition, that actually spoils what happens in the final episode of the show. Kurt Sutter, the creator of the show, apoligized for the mistake as the book was supposed to come out after the series finale which airs December 9th.
Anyways, read more about it here: Variety
How would you feel if something like this happened with one of your favorite shows?