So I got the Gitaroo Man Easter Egg in FNF...

Description YT

...Twice actually, even though it was a 1 in 1,000 chance.
While I was attempting to record for a video and tried to open the pause menu, this happened.
Yeah.

Mods used:
FNF - vs. NEON (Full Week): https://gamebanana.com/gamefiles/20087 (Custom Mod)
Keyboard Rebinds with Noteskins: https://gamebanana.com/gamefiles/15117

The game itself:
itch.io (+download): https://ninja-muffin24.itch.io/funkin
Newgrounds: https://www.newgrounds.com/portal/view/770371