Last week's tip given by the cast sets the stage for this week's SOS Heavy Cleaning Zone Race at Kim Jong Kook's house! They are off to his house to see if what they said is true and try to find a means of bringing it up to living standards. Luckily, it's not all trash. Surprisingly, it's a treasure trove of goods, and the items will be up for grabs through missions for the members to take home. In return, Jong Kook gets a chance at winning a big prize. Will they succeed in turning his house around? (thetvdb.com)