: Fans have created mashups with other popular internet memes and franchises, such as Alphabet Lore and Rainbow Friends .

: The song often incorporates sound effects from DOORS , such as the light-shattering noise or Rush’s distinct screaming sound.

is a popular fan-made track from the Friday Night Funkin' (FNF) community, specifically featuring the entity Rush from the Roblox horror game DOORS . ⚡ The Concept