Ji-Lak-Sil is back?! - "Ppyong Ppyong Earth Entertainment Room" Season 1 and 2 Reviews and Season 3 News Na Young-Seok PD's entertainment show "Ppyong Ppyong Earth Entertainment Room" features a concept where members search for the missing Thorong-i at a hot spot on the back side of the moon, and is characterized by the members' laughter-filled travel and ga