Online, this sound is best known as the Grandpa Ching Cheng Hanji meme clip, shared on soundboards alongside the names Mahmoud, Zaim, Haidar and Jonas, shortened to MZHJ. Rather than coming from a single well-documented film or song, it has travelled as a short, quotable audio meme that creators reuse because the chant is instantly recognisable and easy to drop into edits. Its appeal lies in that repetition: listeners recognise the phrase within seconds, which makes it useful for reaction videos, parodies and light-hearted edits that rely on a familiar, silly hook.