The knee surgery meme grew as a piece of short-form humour about treating an ordinary injury like an impending disaster, with creators using the phrase 'when knee surgery is tomorrow' as a setup for exaggerated reactions. It spread through TikTok-style reaction videos and edits, where the joke works because the timing is so sudden and the response is so overblown. The clip remains useful for that same reason: it gives editors a ready-made dramatic beat for injury jokes, sports fails and everyday panic.