Bobby, It's Cold Outside/References

Cultural references

 * The episode title is a reference to the 1944 song "" by.
 * During the title screen gag and couch gag, "" plays.
 * During the Created By and Developed By credits, "" by plays.
 * "" by plays several times in the episode.
 * The United Parcel Service (UPS) delivers parcels in Springfield.
 * Sideshow Bob sings a parody of the Christmas carol "Ding Dong Merrily on High".
 * Homer suggests that he and Marge can watch the 2018 film Roma, which he thinks is about the restaurant chain.
 * The Simpson family sings the children's song "Baby Shark" in the car.
 * The Gnome-in-the-Home Dome is a parody of the ride.
 * The song "It's a Scary Place" is a parody of the song from the ride.
 * Sideshow Bob says he's a trained method actor, like Daniel Day-Lewis in ' and in '.
 * In the Fox News Yule Log:
 * A picture of
 * The
 * The
 * It Takes a Village by Hillary Clinton
 * Emily Post's Book of Etiquette by
 * The Origin of Species by Charles Darwin
 * Silent Spring by
 * The song "" plays during the Yule Log.
 * The Channel 6 News headline is "The Ghost of Christmas Presents", a reference to the from A Christmas Carol.
 * mentions ' to Wiggum, and Wiggum mentions ' to him, two shows Scott starred in.
 * Sandra Bullock puts on a blindfold, a reference to her film .
 * Bart tells the bus driver that if he wanted his life story, he would have taken an Uber.
 * During Mr. Burns' flashback, "" is sung.
 * Gimbels, a department store chain that is now defunct, is shown in a flashback from Mr. Burns' childhood.
 * Clifford Burns mentions his friends Bill and Fred, neither of which are real people.
 * Mr. Burns mentions.
 * "" by plays whilst Mr. Burns is handing out presents.
 * Sideshow Bob watches  on his TV.
 * Sideshow Bob and Cassandra sing "Baby, It's Cold Outside" together.
 * The images during the end credits reference Christmas traditions and songs:
 * "Deck the halls with Bart's intestine" is a parody of "", which also plays over the credits.
 * "Money Roasting on an Open Fire" is a parody of "" line "Chestnuts roasting on an open fire".
 * The line was previously parodied in the title of the Season 1 episode "Simpsons Roasting on an Open Fire".
 * "Merry Krustmas" is a reference to the saying "Merry Christmas".
 * "O Tannenbob" is a parody of "".
 * "This Christmas, Think of the Little Drummer Boy" is a reference to "".
 * The "Three Wise Guys" is a reference to the.
 * "Do You Beer What I Beer?" is a parody of the song "".
 * "Oh Hole-y Cat" is a parody of "".
 * "Homer for the Holidays" is a parody of "".
 * "2020 Happy Brew Year" is a reference to "Happy New Year".

Trivia

 * In Mr. Burns' flashback, his mother, Daphne Burns, died. However, she has been seen alive in the present.
 * Smithers' birthday is revealed to be on Christmas.

Continuity

 * The scenes with Sideshow Bob bench pressing weights showing his tattoos and him trying to kill Bart with a machete are shown. ("Cape Feare")
 * Scenes of Bob getting his face removed are shown when Bob remembers his dark secrets. ("The Bob Next Door")
 * Sideshow Bob is still housed at the lighthouse. ("Gone Boy")
 * Hug-A-Bull is seen at Santa's Village. ("'Tis the 30th Season")
 * Maggie is seen to be scared of the Gnome in Your Home again. ("The Nightmare After Krustmas")
 * The family takes a christmas photo saying "Merry Christmas from The Simpsons!". ("Simpsons Roasting on an Open Fire")

Goofs

 * The website that Lenny uses to buy his Christmas gifts doesn't have a in its URL.
 * Homer's address on his Kris Kringle Union card lists him as living at Springfield Beach, the same place Sideshow Bob's card says.