One of the dancers in "All Over the World" is dressed in full Bride of Frankenstein attire.
Gene Kelly plays a club owner from the big band era named "Danny McGuire" in both; Danny's backstory in Xanadu sounds suspiciously like a version of "Cover Girl" without the happy ending.
Kira and Sonny wear slickers and carry umbrellas like in the opening title sequence of "Singin in the Rain"
Cliff Richards and Gene Kelly appear and sing duets as pre-promotion for Xanadu.
Olivia Newton-John performs "Magic," the first American single from the Xanadu soundtrack.
Title mentioned during "Name that Sin".
Referenced during cold opening
The "Let's Dance Tonight" battle-of-the-bands sequence bears an uncannily similarity to Xanadu's "Dancin'" sequence; Pia Zadora transforms into a beam of light.
Poster is shown.
Sharon's royal outfits reference Kira's dress in this film.
A band on the list is named "The Nine Sisters." That is the name of the group that Sonny Malone asked to paint a cover for in "Xanadu."
Joel sings a variation on the theme song.
Katrina threatens Martin that if she finds out he's cheating on her while she's in rehab, she'll make him listen to the soundtrack to Xanadu until he goes insane, which should probably take about half of side 1.
Movie poster at theater.
Peter reminds Asher that Joel Silver also made Xanadu
At one point, Tom hallucinates that he and Becky are fish. The appearances of the characters and their actions are very much like those of the romantic leads as fish during the animated sequence in "Xanadu".
The title song from "Xanadu" is sung during the closing credits.
Dave invites Isabelle to see the film.
Francie says that Rory is displaying "Xanadu levels of insanity."
Will and Jack have the DVD and talk about scenes in it
"Xanadu" is one of the songs played by Hymnfir.
Lacey mentions this as her favourite movie.
Lorelai calls the inn "a snowy Xanadu of goodness."
While reading a cast list for another film, Gay Perry mentions Michael Beck was the lead in "Xanadu." Joel Silver was the producer for that movie as well.
Justin asks Brian if they should name their estate "Xanadu".
Mentioned by Peter Dragon in clip from episode 2 of Action
title on videotape
Hurley asks Sawyer if he wants to watch Xanadu
Dannii Minogue performs the title song.
This film is referenced during footage of director Robert Greenwald.
Juliet claims that this movie influenced her to learn how to rollerskate.
When asked by his boyfriend William what guys thought they were renting when they got a incorrecting labeled rental video, Michael answers "I don't know, Xanadu?"
It's in a list of movies York likes
RuPaul asks Mathu Andersen if Tatianna's runway dress is a "Xanadu or a Xanadon't."
After getting her coffee from Emily, Garcia calls the next stop Xanadu, but when JJ gets a call for their next case, she calls it Xanadon't
mentioned in dialogue
Steve Coogan compares Samuel Taylor Coleridge's Kubla Khan to Olivia Newton John's film Xanadu
Cathy rents this movie
Steve Coogan says "I would have thought you would have preferred Olivia Newton John's version of Xanadu".
Mentioned by Security Guard.
Mentioned by Daniel MacPherson during Olivia Newton-John's introduction.
Shawn says, "We have tickets to a screening of 'Xanadu' at 5:50."
Title referenced by Dave Attell
Barret says she liked Connery in Xanadu, mistaking him for Gene Kelly
Don Bluth was requested to do the animation for the Scissor Sisters music video "Mary" as the band had fond memories of the animated sequence in this film.
Hagerman's deceased partner has the soundtrack for Xanadu in his apartment.
mentioned by Maxie
The "Xanadu" theme plays as Brick and Chani kiss.
Milk mentions the film when speaking to RuPaul.
"Plus, he should really give her back her hair from Xanadu."
Detective Cliff Dougal mentions Xanadu and Olivia Newton-John in his dramatic reveal speech.
Helped inspire the Razzies along with Can't Stop the Music
Mentioned in passing by Film Brain.
"I would've dug out my copy of Xanadu alot earlier."
Michelle Visage says, "no Xanadu we can throw in too," after RuPaul and Olivia Newton-John quote Grease a few times.
"Later that night, he goes to see Jackie's show which is like that cross between Xanadu and Nell."
"I prefer Xanadu over Rocky Horror."
In the General Atomics factory in the babies room, wood blocks can be found saying "Xanadu".
Mentioned by Charmaine as the 1980 movie starring Olivia Newton-John and Gene Kelly during her Cash Builder round.
Mentioned by Ryan Gosling
"He's stuck in Xanadu."
"Sorry, Badrock, but Donald Pleasence had to use it to pick up Peter Frampton and the Bee Gees in the next terminal over."
Jonah and the bots sing the theme
"He's here to tell her she can't attend the opening of Xanadu."
"This Xanadu-inspired painting has all the answers."
Olivia Newton-John co-hosts; clips from the movie are shown.
Making-of special featuring clips, behind-the-scenes and alternate footage.
Chandler, Joey, and Phoebe watch the film on their new tv.
Shown when Carol watches it repeatedly.
footage appears throughout
Clips are shown
featured clips behind projector while singing from this movie's songs.
A clip from this film is shown while talking about Robert Greenwald.
A scenes from this film was ranked #2 on Bill's list of the worst in films.
Clips shown in a segment on rollerskating.
DVD documentary about this film
Footage is shown during Ellen's Secret Movie Confession
Reviewed; clips shown.
A sequence was animated by Don Bluth
Don Bluth Productions made an animated segment for this film. Clip of animation shown.
Linkara reviews the comic adaptation
movie is reviewed
The dancing in Goldmember's roller boogie
The name of the strip club is XanaBoobs