Potato Star 2013QR3 (감자별 2013QR3 / Gamjabyul 2013QR3 / 고구마처럼 생긴 감자별 2013QR3 / Sweet Potato like Potato Star 2013QR3)

These subtitles fit to all versions of episode 4. Enjoy:):):) {Not mine I've just uploaded It}