No clear original source, creator or year is known for this short Arabic repeat, which is common for brief voice clips that circulate as anonymous audios rather than as clips from a film or show. The phrase itself simply means shampoo shampoo, and its appeal online is the repetition rather than any story behind it. It spreads the way other short nonsense phrases do, through shares, reposts and soundboard buttons, where listeners can play it instantly without needing context, a character or an explanation to get the joke.