Skibidi Toilet began in 2023 as a YouTube animated series by creator DaFuq!?Boom!, built around singing heads emerging from toilets and an endlessly repeated hook. Team Fortress 2, released by Valve in 2007, brought a very different fan culture, with its classes, voice lines and lobby chaos quoted across gaming videos for years. Fans began mashing the two together in short edits shared on TikTok and YouTube Shorts, where the crossover sits naturally alongside other goofy ahh sounds and fast, deliberately nonsensical meme remixes.