150508 HyoSeong, HyunSeung & Elsie (EunJung) - Interview @Music Bank
jun hyosung vs jang hyunseung
131115 MUSIC BANK Trouble Maker No 1 + hyunseung piggyback hyuna
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[Idols' Pick] Who's the Best Soloist ? Hyunseung #3
Hyunseung & Kyungri
150508 슈퍼주니어의 KISS THE RADIO 전효성(Jun Hyo-Seong, ヒョソン) 출근길
131115 Trouble Maker - Interview @Music Bank
150508 MYNAME & BESTie Music Bank Backstage
B2ST Weekly Idol Hyunseung creativity CUT
Lee Taemin v.s. Jang Hyunseung
[Vietsub] 120817 Mario (ft. BEAST's Jang Hyun Seung) - MAYDAY @ Music Bank
Secret's Hyosung speaks english
150501 Hyunseung 장현승 & Jun Hyo Seong 전효성 Comeback Next Week @ Music Bank
Milkshake hyunseung ver.
Jang Hyunseung 150306 leaving Dusit Thani
150507 HyunSeung Up Next @M! CountDown
150516 HyunSeung Ending Cut @Music Core
Hyunseung ★ Japan FC Message
Hyunseung's laughters
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