Holy Crap/Notes/Trivia

• Patrick Warburton, who voices Joe Swanson on the show, appears in this episode, voicing Superman (whom he also voiced on a commercial for American Express with Jerry Seinfeld).
• This episode marks the first appearance of Vern, the Vaudeville Guy; his piano-playing partner, Johnny, does not appear until the episode "Blind Ambition."
• At the end of the episode when the Pope is walking to the church you can see an atheist's symbol on the building behind him.
• Francis Griffin next appears in the episode "The Father, the Son, and the Holy Fonz" (and has a cameo in "The Perfect Castaway" with Thelma for the mourning of Peter, Cleveland, Joe and Quagmire). He also makes another appearance in "Peter's Two Dads," where he is killed after Peter falls on him. It is also revealed in that episode that he is not Peter's biological father.
• "Holy Crap" was also the title of an episode of "That '70s Show" (featuring Family Guy's Mila Kunis) that aired on Fox on May 1, 2000.

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