In Once More, With Feeling, Willow sings “some kid is dreaming and we’re all stuck inside his wacky Broadway nightmare” which is a reference to the season one episode Nightmares, where Sunnydale started to really live their nightmares because of some kid in a coma.

The closing credits of the show were altered in two episodes. The first time was in The Puppet Show when the gang were seen performing a scene from Oedipus Rex. In Once More, With Feeling, the dance of the road sweepers was played instead of Nerf Herder’s usual theme. The …

Network UPN let the episode Once More, With Feeling run almost eight minutes longer than a regular episode for its first run. The Buffy musical has two versions, the longer, uncut one and another version that runs on time. The following parts of the musical were cut from the original …

TV Guide’s Matt Rousch said the episode Once More, With Feeling was, “Magnificently inspired. A wildly ambitious, entertaining and unexpectedly moving experiment in form by the show’s gifted creator… at times I could have sworn I’d died and gone to TV heaven.”
Time magazine named Once More, With Feeling as one …

The full soundtrack of Once More, With Feeling is available to buy. There is also a book with the score and notes about the creation of the episode available, and a special DVD.

Zachary Woodlee, who played one of Sweet’s henchmen in Once More, With Feeling, has also danced in Bring It On Again, Stuck On You, From Justin to Kelly, Charlie’s Angels: Full Throttle, The Sweetest Thing, Not Another Teen Movie, Rock Star, These Old Broads, Beautiful and Boys and Girls.

Alyson Hannigan hated her singing voice and asked not to have a song, or any major singing lines, of her own in the musical episode. In Nightmares, we saw that Willow herself is terrified of singing in public.

The two vampires, the demon, the street cleaners and Sweet’s henchmen in Once More, With Feeling were all played by the same people.

Daniel Weaver played the guy Buffy saved in Once More, With Feeling who wanted to repay her. Daniel played Vanilla Ice in Austin Powers: International Man of Mystery, which starred Seth Green (Oz).

Joss Whedon, the show’s creator, wrote the music and lyrics for Once More, With Feeling himself with help from Buffy composer Christophe Beck and Splendid’s Jesse Tobias. It took him three months to write the episode - over the summer when he was supposed to be taking a break. The …

Sarah Michelle Gellar said of making Once More, With Feeling: “I’m not a singer, and I hated every moment of it. It took something like 19 hours of singing and 17 hours of dancing in between shooting four other episodes.” Sarah originally wanted a voice double, but then realised she …

The choreographer of the dancing in Once More, With Feeling was Adam Shankman. He has also choreographed movies such as Boogie Nights, The Flintstones, Scream 2, She’s All That, Inspector Gadget and The Wedding Planner (which he directed). He appears in the musical episode, dancing in the street when Anya, …

Xander and Anya fall down on the sofa laughing at the end of their song in Once More, With Feeling. This is an homage to the song ‘Good Morning’ from Singin’ in the Rain where Gene Kelly, Debbie Reynolds and Donald O’Connor do the same thing.

In Once More, With Feeling, Tara mentions the “Lord of the Dance, though not the scary one” - she’s referring to the greased up Michael Flatley of Riverdance fame.

Whilst the episode All the Way was being filmed, the cast were simultaneously learning and recording their musical numbers for Once More, With Feeling, so the scenes of the exhausted Scoobies in the Magic Box are pretty realistic.