Tvpp Chang-Sub - @Duet Song Festival

【TVPP】 Chang-sub(BTOB) - Beautiful, 창섭(비투비) – 뷰티풀 @Duet Song Festival

【TVPP】 Chang-sub(BTOB) - A Shot Of Soju, 창섭(비투비) – 소주 한 잔 @Duet Song Festival

【TVPP】 Rap Monster (BTS) - Umbrella 산 @ Duet Song Festival

[Duet song festival] 듀엣가요제- Lee Changseop & Park Sujin, 'Beautiful' 20170303

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[Duet song festival] 듀엣가요제-Lee Changseop smiles bitterly 20170303

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【TVPP】Sungjae(BTOB) - Love Rain, 성재(비투비) – 사랑비 @Duet Song Festival

[Duet song festival] 듀엣가요제-Lee Changseop appeals to girls 20170303

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[Duet song festival] 듀엣가요제-Lee Changseop master of P.O.P "nuna♡" 20170317

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【TVPP】Sandeul(B1A4) - The Road, 산들(비원에이포) - 길 @Duet Song Festival

[Duet song festival] 듀엣가요제-Lee Changseop & Park Sujin, 'A Shot of Soju' 20170317

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【TVPP】Eun Kwang(BTOB) - I Believe, 은광(BTOB) – 아이 빌리브 @Duet Song Festival

BTOB Changsub & Park Sujin - 'Beautiful' [Han|Rom|Eng lyrics]

【TVPP】Ken (VIXX) - Don't go today, 켄(빅스) - 오늘은 가지마 @ Duet Song Festival

【TVPP】Eun Kwang(BTOB) - Please Come Back Again, 은광(BTOB) – 다시 와주라 @Duet Song Festival

[Duet song festival] 듀엣가요제 - Chang min, A heartstring voices~ 'Please don't forget me' 20160513

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[Eng Sub] Mystery Duets 미스터리 듀엣 - Lee Changsub 창섭 & Ali 알리

DAEMELRO BTOB English Sub

【TVPP】Eric Nam - Sometimes, 에릭남 - 가끔 @Duet Song Festival

160701 Duet Song Festival BTS Rap Monster fanboy of Kim Yoon Ah cut

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