With no clear single source credited for this version, the showtime hahaha clip survives mainly through soundboards and short form reposts where the laugh is reused out of context. The phrasing borrows from stage and circus language, where showtime signals that a performance is starting, and online editors treat it as a cue for chaos to begin. It spread as a reaction laugh for intros, edits and live streams, and it stays popular because the delivery is instantly recognisable even when the original scene is unknown to viewers.