Seo Jang Hoon's wife, Doppelganger, Escaped Animal [KNOWING BROTHERS EP 260]

Kang Ho Dong looks like Park Seo Jun & Kim Min Seok's dad, Lee Soo Geun's body with Seo Jang Hoon's face [KNOWING BROTHERS EP 260]

Kim Heechul flabbergasted, Seo Jang Hoon's kindness [Knowing Brothers Ep 256]

Knowing Brothers Ep 289 > Lee Soo Geun's doppelganger, Ha Sung Woon, Junjin & Min Kyung Hoon's dance cover

Seo Jang Hoon's childhood friend, Kim Heechul mimicking Kang Ho Dong, the heartwarming story | KNOWING BROS EP 369

Seo Jang Hoon's realistic phrase, the baseball players' nicknames | KNOWING BROS EP 342

Seo Jang Hoon & Lee Soo Geun out of their character [Knowing Brothers Ep 249]

Seo Jang Hoon & Lee Soo Geun singing with Im Chang Jung [Knowing Brothers Ep 250]

Jo Byung Gyu vs. Seo Jang Hoon in Korean History Quiz [Knowing Brothers Ep 257]

Kim Heechul is a Buzz's SF, good-looking Seo Jang Hoon, the brides fled | KNOWING BROTHERS EP 265

KNOWING BROTHERS EP 287 : Nichkhun's choices, Seo Jang Hoon, Lee Soo Geun & Kang Ho Dong's sister

Kim Heechul & Lee Jin Ho making false rumours about Seo Jang Hoon, "Don't Be Embarrassed, Heo Ung", Seo Jang Hoon's unbeatable record

[World Changing Quiz Show] 세바퀴 - Seo jang hoon's style preferred by women in Ghana 20150508

Seo Jang Hoon's campus life, Kim Heechul mimicking Lee Soon Jae, Han Suk Joon stayed too long at Kang Soo Jung's house

[RADIO STAR] 라디오스타 - Seo Jang Hoon's contract-behind story!20170531

Ep 286 : Min Kyung Hoon getting scolded in the past, Go Doo Shim's & Seo Jang Hoon's rumours

Hyeri's Bad Sleeping Habit, Seo Jang Hoon's Unrevealed House, Rosè Feels Thankful To Hyeri

"For A Thousand Days" by Park Hyun Kyu, Kang Ho Dong & Seo Jang Hoon's wise words #KnowingBrosEpisode324

Ssamja putting up the tent, Seo Jang Hoon's first words, Partner Matching Game : Escape The Tent (Part 1)

Rosè Talking About Her 1st Single Album, Seo Jang Hoon's Foreign Girlfriend

Kang Ho Dong is shaking, Seo Jang Hoon didn't shake Soyeon's hand, Min Kyung Hoon's camping lady