The phrase comes from Egyptian Arabic, where khalas signals that something is finished and tob can signal quitting or turning away from a habit, so together the line reads as a dramatic, final refusal. Online, short Arabic reaction clips like this one circulate through meme pages, gaming edits and short-form videos, where a familiar spoken line can carry a joke without subtitles or extra context. Its appeal is the attitude rather than a specific show or scene, which helps it travel across different videos and audiences who recognise the tone of someone refusing to take the blame.