Everyday I'm shufflin comes from Party Rock Anthem, the 2011 hit by American duo LMFAO, built around the Melbourne shuffle dance craze that the song helped push into the mainstream. The catchy chant became a shorthand for the dance itself and spread through party videos, dance challenges and remixes across YouTube and later TikTok. Years later it still works because the line is instantly recognisable, easy to lip-sync and tied to a dance move everyone can imitate.