Slendytubbies began as a fan-made horror parody that reimagines the children's Teletubbies characters in a Slender-style survival setting, and the series later expanded into sequels and a 2D version with its own main menu. Its menu music became a recognisable cue among horror game fans, shared in edits alongside clips like the FNAF jumpscare scream. Because the theme is so brief and atmospheric, creators reuse it far beyond gameplay, dropping it into memes, fake menu screens and short horror edits where an instantly creepy gaming reference is needed.