The line comes from Sixteen Candles, the 1984 John Hughes teen comedy, where exchange student Long Duk Dong, played by Gedde Watanabe, uses it as his memorable greeting. The phrase became one of the film's most quoted moments and lived on through reruns, quote lists, and later meme culture. Online, creators clipped the delivery for soundboards and short edits because the wording is instantly recognisable even out of context. It is still used today as a retro movie reference and an intentionally cheesy way to announce an arrival.