You Quiz On The Block

It ain't over 'til it's over (끝날 때까지 끝난 게 아니다) (3x109)

:

Park Jeong-min (actor), Gim Yeongdal (Plank (exercise) Enthusiast), Youn Yeo-Soon (Former Executive of a Chaebol, Sister of Youn Yuh-jung), Shin Seung Keon (Doctor at a Public Health Center)