Peter's travel montage is set to "I've Been Everywhere" by Johnny Cash.
After Peter replaces the TV with the bookcase, he offers reading Frankenstein and Jane Eyre as respective alternatives to watching The Walking Dead and New Girl. The bookcase also contains the Song of Ice and Fire series, the basis for Game of Thrones.
Brian confuses 15th century publisher/printer Johannes Gutenberg for Steve Guttenberg.
Joe reveals that his porn name, commonly formed by using the name of your childhood pet and the street you grew up on, is "Shubha Prabhātam," which is Sanskrit for "Good Night."
Peter presents to the kids three words that sound dirty but aren't in order to try to keep them from giggling, including "Balzac", "Homo erectus" and "Spotted dick."