FNF Butterfly, but Everyone Sings it

Rating:4.8 (88 votes)
Released:December 4, 2025
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

A WhimsicalRemixof aFNFClassic

FNF Butterfly, but Everyone Sings itis a fun and lively mod that reimagines the popular"Butterfly" track fromFriday Night Kitty(aka Hell-on Kitty). In this unique take, the spotlight rotates between a diverse lineup of characters, each bringing their own flair to the song. Get ready to jam with everyone fromCarolandHatsune Mikuto a surprise appearance by severalDisneyicons.

This mod is perfect for fans looking to experience a fresh twist on a familiar beat. With its wide variety of guest singers, it keeps the energy high and the rhythm fresh — making it a standout entry in the ever-growing FNF modding community.

Gameplay Highlights

InFNF Butterfly, but Everyone Sings it, you won’t be facing off against a single opponent. Instead, the mod cycles through a range of characters, each taking a verse or two. This gives the mod a dynamic, almost medley-like feel, as you’re treated to a parade of different styles and interpretations of the catchy tune.

The mod retains the classic FNF arrow-matching gameplay, but the visual and audio variety keeps things interesting from start to finish. It's a celebration of the FNF universe, with a star-studded (or should we say,mod-studded) cast of characters.

Featured Characters

While the list of participants is long and varied, some of the most notable include:

  • Carol– Bringing her edgy style to the mix
  • Hatsune Miku– The iconic virtual popstar
  • Disney characters– Adding a touch of family-friendly fun

Each character comes with their own unique animations and vocal stylings, making for a rich and entertaining performance that’s full of surprises.

Mod Credits

This mod was created byJazbel Torrez, who arranged the cover and brought the mod to life. The mod is built on top of the originalFriday Night Kitty(Hell-on Kitty) and pulls from a number of other beloved FNF mods, including:

  • FNF x Minus: Blinded By Sin
  • VS Cloud Notice MeSenpai
  • VS Hatsune Miku 2.0
  • Friday Night Mouse
  • Vs.PibbySpongeBobFull Week
  • VS Carol: Expanded!
  • Disney Club (Demo)
  • Vs. Oswald (DEMO)

...and many more!

Game Engine Team

  • ShadowMario– Main Programmer
  • Yoshubs– Assistant Programmer
  • RiverOaken– Main Artist/Animator
  • bbpanzu– Ex-Programmer
  • Additional contributions from the open-source community on GitHub

Original FNF Creators

  • ninja_muffin99– Programming
  • PhantomArcade3kandevilsk8r– Artists
  • kawaisprite– Music
  • And all the contributors to the FNF GitHub project

Web Port – Play Anywhere!

Designed with accessibility in mind, thisweb-optimized versionallows you to enjoy the mod right in your browser. Whether you're using aChromebook, aMac, aLinux machine, or just have a low-end PC, this version ensures that you can still experience the fun without needing to install or run heavy .exe files.

Please note, however, that the online version may differ slightly from the original PC build. For the full experience, downloading the official release is always recommended if you're able.