FNF: Sonic.exe and Sonic Sings Happy

Rating:4.6 (83 votes)
Released:January 13, 2026
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

Get Ready to Jam:FNFMeetsSonic.exe

Friday Night Funkin’ fans, get ready for a hauntingly catchy crossover! In this unique mod,FNF: Sonic.exe and Sonic Sings Happy, the eerie world of Sonic.exe collides with the rhythm battle gameplay of FNF. You’ll experience a face-off between Sonic.exe and Modern Sonic as they take on the upbeat yet unsettling 'Happy' cover.

This mod is a creative twist on the originalFNF Suicide Mousemod, replacing the mouse characters with iconic figures from the creepypasta universe. Whether you're a long-time fan of Friday Night Funkin’ or curious about the darker side of the Sonic fandom, this mod delivers a thrilling and nostalgic challenge.

Smooth Performance for All Players

One of the standout features of this version is itsweb optimization, making it possible to enjoy the mod even on low-end devices. No high-end PC? No problem. Play it smoothly on Chromebooks, Macs, Linux systems, or any device that struggles with traditional .exe files. It's FNF made more accessible than ever before!

Who Made This Awesome Mod?

This mod is brought to life by a talented group of creators who reimagined the characters and music to bring a fresh experience to the FNF community:

Mod Creators

  • Blantados: Created the amazing cover art
  • GhostBunBun: ReplacedBoyfriendwith Sonic andGirlfriendwith Tails

Original Suicide Mouse Mod Team

The foundation of this mod comes from the incredible work done in theSuicide MouseFNF mod. Be sure to show some love to the team behind that project:

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

Friday Night Funkin’ Creators

Of course, we can't forget the original developers of FNF, whose hard work made mods like this possible:

  • ninja_muffin99: Programmer
  • PhantomArcade3kandevilsk8r: Artists
  • kawaisprite: Music composer
  • And to all the contributors on GitHub who helped build the open-source legacy of FNF.