FNF: Suicide Mouse Sings a new Really Happy Song

Rating:4.6 (106 votes)
Released:January 23, 2026
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

A Dark Rhythm Battle with a Cheerful Twist

Get ready to face off against a familiar yet twisted face in thisFriday Night Funkin’mod —Suicide Mouse! In this eerie-yet-catchy showdown,Boyfriendtakes on a singingMickey Mousein a brand-new fan-made track titled“Very Happy.”Based on the infamous leaked"3 song," this mod brings a fresh and unsettling vibe to theFNFuniverse.

The mod is built as anfnf unblockedversion, so you can enjoy it right in your browser — no downloads or powerful PCs required. Whether you're on a Chromebook, Mac, Linux, or an older machine, this web port ensures the game is more accessible than ever.

Gameplay: A Challenging and Unique Rhythm Experience

InFNF: Suicide Mouse, you play as Boyfriend and battle against a demented version of everyone’s favorite mouse. The song,“Very Happy,”offers a bouncy, upbeat contrast to the mod's dark theme, making for a truly unique FNF experience. The chart is designed to be both fun and challenging, offering a good mix of patterns for rhythm game enthusiasts.

The mod stays true to the originalFNF Suicide Mousewhile adding a new layer of entertainment with the“Very Happy”track. It's a must-play for fans of horror-themed FNF content and those who love a good lyrical twist.

Mod Creators & Contributors

This mod was made possible thanks to a group of talented creators. Here's a look at the team behind the“Really Happy”version:

Main Mod Credits

  • Sergierix1: Creator of the“Very Happy”song and the Mickey Mouse UTAU voicebank
  • GenoX: Voicebank for Boyfriend
  • The mod was created using UTAU, bringing a unique vocal style to the FNF world

OriginalFNF Suicide MouseTeam

If you enjoyed the mod, consider supporting the original creators:

  • maymays4days: Director, composer, and lead coder
  • sonicboiforlife: Asset provider and cutscene animator
  • ShadowMario: Engine developer

OriginalFriday Night Funkin’Team

Without the base game, this mod wouldn't exist. Shoutout to the original FNF developers:

  • ninja_muffin99: Lead programmer
  • PhantomArcade3kandevilsk8r: Artists
  • kawaisprite: Music producer
  • And all the contributors to the FNF GitHub project

Play Anytime, Anywhere

This web-optimized version ofFNF: Suicide Mousewas made to bring the mod to as many players as possible. No need to worry about system compatibility or EXE file issues — just open your browser and start playing. It's a great way to enjoy a lesser-known but highly creative part of the FNF modding community.