The phrase estoy agarrando señal, written here in slang form as stoy agarrando señal karnal, is Mexican Spanish for I am picking up signal, bro. It circulated online as a short shareable audio rather than from a confirmed film or show, passed around in chats and meme edits. Its appeal is the contrast between an everyday phone problem and an overly proud announcement, so it stuck as a quick reaction for reconnecting, reappearing after a pause, or pretending something broken suddenly works again.