The sound is taken from Catch Catch by Choi Ye-na, known as Yena, a South Korean singer who first rose to fame with the group IZ*ONE before starting a solo career. As a short soundboard excerpt, it has circulated mainly among K-pop fans who recognise the hook and reuse it outside the full song. Its appeal comes from that instant recognition: even listeners who do not follow Yena closely can catch its playful mood, which keeps it in rotation for fan edits, short videos and reaction clips.