YouTube Poop Music Videos, or YTPMVs, emerged as a specialized subgenre of the YouTube Poop community in the mid-2000s, focusing on the rhythmic and melodic arrangement of source material to existing songs. Unlike standard YTPs which emphasize nonsensical humor, YTPMVs require precise editing, pitch-shifting, and visual synchronization to create a musical experience. Iconic examples like the 'Ran Ran Ru' McDonald's remixes or the 'Sparta Remix' craze defined the early aesthetic of the genre. Over time, the format evolved from simple audio-visual loops into complex artistic displays involving advanced video editing techniques and layered synthesis. Today, YTPMVs remain a nostalgic cornerstone of early internet creativity, celebrated for their ability to turn mundane dialogue into catchy, chaotic musical masterpieces.