This episode marks the third time the band members' eyes glow red towards the end of the episode. The other episodes this occurred were "Dethwater" and "Performance Klok".
This episode marks the second time blood is featured during the end credits.
Songs: Murdertrain a Comin'
Toki Wartooth: (Cinder block hits him in the crotch) OH... I gots the hit in the balls with the train cinder block right in the balls blues!
Pickles: (To Murderface) Can you pass the Prozac shaker?
Skwisgaar: All they sings abouts is trains.
Mashed Potato Johnson: We got anything else to sing about?
Mashed Potato Johnson: Them boys, they got the blues.
This episode aired with a TV-MA-V rating.
Mashed Potato Johnson is a spoof of Tommy Johnson, a famous blues musician who, legend has it, made a pact with the devil at Blues Junction crossroads to become a famous blue guitarist.
When the band meets the Devil to sign a contract it is done at a cross road. In music mythology it is said that famous musicians go to cross roads to sell their soul to the Devil for musical ability.