13. EP. 1-1 | The Dictionary of Useless tvN PD TMI Specials | The Game Caterers 2 X TVN PD Part 2

'The Dictionary of Useless Criminology' Yang Jung Woo PD, '4 Wheeled Restaurant' Lee Woo Hyung PD, 'Wise Mountain Village Lie' Park Hyun Yong PD, and 'Youn's Stay' Kim Sae Hee PD. These four producers have shown up looking clean for once? The business trip with tvN's next generation producers!