===[[8.05 Blood Brother]]===
In the flashback in Purgatory, Benny whistles "[http://en.wikipedia.org/wiki/In_the_Hall_of_the_Mountain_King In the Hall of the Mountain King]" from the Peer Gynt , Suite No. 1, Op. 46.] by Edvard Grieg. :''whistled by Benny in Purgatory'' According to director [[Guy Bee]], this was an homage to the Fritz Lang Movie "''[http://en.wikipedia.org/wiki/M_%281931_film%29 M]"'', where the killer played by Peter Lorre whistles the same tune.
===[[8.06 Southern Comfort]]===
