Friday Night Funkin Sleepover OG is a unique "what if" scenario by Froakii, placing Boyfriend and Girlfriend into the terrifying world of The Walten Files horror series created by Martin Walls on YouTube. This FNF mod blends rhythm gameplay with unsettling horror aesthetics.
The developer strongly advises: Please watch The Walten Files series first if you want to avoid spoilers, including the non-canon Mysterious House episode. If you wish to be spoiled, continue playing. The mod contains references to major plot points.
Press the Space bar during gameplay to trigger the Jack Walten scene – a key moment from the series. This feature adds narrative depth to the rhythm experience.
Martin Walls – The Walten Files creator. Froakii – Mod creator. ScratchWeaver1 – Project. Ninja Muffin – Original Friday Night Funkin. This is a fan-made tribute, not an official crossover.
For more horror-themed FNF mods and unique crossovers, explore our collection.