Back That Ass Up began as a track by New Orleans rapper Juvenile, released in the late 1990s and built around Mannie Fresh's bounce production. Featuring a young Lil Wayne, it became a defining Southern hip-hop party record and a staple at clubs, dances and celebrations. The hook later travelled through Vine, TikTok and Instagram reels, where creators reused it for dance challenges, transitions and comedic reveals. Its simple, repeatable chant keeps it instantly recognisable decades later, even for viewers who have never heard the full song.