CC on, Settings > Korean > auto-translate > English ... that does a decent job. If not, you can do CC on, Settings > Korean, & use Google Translate on your phone to translate it.
the quiz is about whale '고래' (gorae). since they dont know the answer, they are throwing puns with '고래' (gorae). for example I'M said "왜고래" (waegorae). the real word is '왜 그래' (waegeurae). '왜 그래' (waegeurae) became "왜고래" (waegorae) - 'what's wrong?' '그래요' (geuraeyo) became "고래요" (goraeyo) - 'really?' '나두 그래' (nadu geurae) became "나두고래" (nadu gorae) - 'me too' i cant translate everything because i only comment what i remember watching last week's episode.