Kira and Sonny wear slickers and carry umbrellas like in the opening title sequence of "Singin in the Rain"
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.
mentioned by Maxie
Title referenced by Dave Attell
Mentioned by Daniel MacPherson during Olivia Newton-John's introduction.
Barret says she liked Connery in Xanadu, mistaking him for Gene Kelly
It's in a list of movies York likes
Shawn says, "We have tickets to a screening of 'Xanadu' at 5:50."
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 Peter Dragon in clip from episode 2 of Action
This film is referenced during footage of director Robert Greenwald.
Dannii Minogue performs the title song.
mentioned in dialogue
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?"
Hurley asks Sawyer if he wants to watch Xanadu
title on videotape
Joel sings a variation on the theme song.
Will and Jack have the DVD and talk about scenes in it
Referenced during cold opening
Justin asks Brian if they should name their estate "Xanadu".
Mr. James' original concept of his mansion, but without the dorky name
Lorelai calls the inn "a snowy Xanadu of goodness."
Francie says that Rory is displaying "Xanadu levels of insanity."
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.
Dave invites Isabelle to see the film.
Lacey mentions this as her favourite movie.
Peter reminds Asher that Joel Silver also made Xanadu
"Xanadu" is one of the songs played by Hymnfir.
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.
The title song from "Xanadu" is sung during the closing credits.
Movie poster at theater.
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."
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.
A sequence was animated by Don Bluth
DVD documentary about this film
Reviewed; clips shown.
Footage is shown during Ellen's Secret Movie Confession
Clips shown in a segment on rollerskating.
A scenes from this film was ranked #2 on Bill's list of the worst in films.
featured clips behind projector while singing from this movie's songs.
A clip from this film is shown while talking about Robert Greenwald.
Chandler, Joey, and Phoebe are watching it on their new TV.
Clips are shown
footage appears throughout