03:23
B1A4 - 이게 무슨 일이야 (What's Happening?)
B1a4 Whats Happening Mp3 & Mp4
03:23
03:22
B1A4_이게 무슨 일이야 (What's Going On by B1A4@Mcountdown 2013.5.9)
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03:22
[Simply K-Pop] B1A4(비원에이포) _ What's Going On?(이게 무슨 일이야) _ Ep.305 _ 033018
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03:22
[REQUESTED] B1A4 (비원에이포) – What's Happening? (Color-Coded Lyrics/가사 HAN/ROM/ENG)
04:51
B1A4 - '이게 무슨 일이야' 안무 영상 ('What's Happening?' Dance Practice Video)
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03:21
B1A4 - What's Happening (2013.06.08) [Music Bank w/ Eng Lyrics]
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03:21
[HOT] Comeback Stage, B1A4 - What's Going on?, 비원에이포 - 이게 무슨 일이야 Music core 20130511
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03:22
[STAR ZOOM IN] B1A4_이게 무슨 일이야(What's Happening?) 170622 EP.39
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03:19
B1A4 - What's Happening? (2013.06.15) [Music Bank w/ Eng Lyrics]
03:25
B1A4 - What's Happening? (이게 무슨 일이야?) Colour Coded Lyrics (Han/Rom/Eng)