"Friday night" Na Young-seok "Lee Seung-gi X Lee Seo-jin Reasons for Invitation? I'm Less Sorry to Fall." on January 11, 2020 Eun Ji-won Friend Lee Seo-jin Lee Seung-gi Na Young-seok New York City Song Min-ho +
'Friday night' Na Young-seok PD "Lee Seung-gi '1 night and 2 days' appeared as a Contract at the time, on January 11, 2020 Lee Seung-gi Na Young-seok Ryō +
'Friday night' low TV viewer ratings determined...Na Young-seok PD network entertainment experiment [DA: field] on January 11, 2020 Na Young-seok +
"Now the producer has to change..."Friday Night" Na Young-seok, this Top Model, "Shortform." on January 11, 2020 Feelings Lee Seo-jin Lee Seung-gi Na Young-seok Song Min-ho Top Model Youn's Kitchen +
'Friday night' Na Young-seok PD, "Lee Seung-gi casts as '1 night and 2 days' Contract" on January 11, 2020 Lee Seung-gi Na Young-seok Ryō +
Na Young-seok PD's challenge for viewers on Friday night, lightweight and fragmented attempts on January 11, 2020 Lee Seo-jin Lee Seung-gi Na Young-seok New York City YouTube +
"Friday night" Na Young-seok pd "Lee Seung-gi, still a hero" on January 11, 2020 Lee Seung-gi Na Young-seok pd Ryō +
Na Young-seok "Lee Seo-jin and Lee Seung-gi? I'm sorry less about the fall." on January 11, 2020 Lee Seo-jin Lee Seung-gi Na Young-seok New York City Panasonic Gobel Award for Variety Show +
Na Young-seok "Lee Seung-gi, '2 Days & 1 Night' Contract Shows" on January 11, 2020 2 Days & 1 Night Lee Seung-gi Na Young-seok Ryō +
Na Young-seok "Jang Sung-kyu 'Walkman' South Korea One Top...No Broadcaster can follow" on January 11, 2020 Eun Ji-won Jang Doyeon Jang Sung-kyu Lee Seo-jin Lee Seung-gi Na Young-seok Song Min-ho South Korea YouTube +
'Golden Night' Na Young-seok pd "Lee Seung-gi's change? I do not really expect it." on January 11, 2020 Lee Seung-gi Na Young-seok pd +