4:13
B1A4 - O.K (Full ver.)
B1A4 OFFICIAL +
3:16
Remember (REMEMBER)
3:44
B1A4 - 못된 것만 배워서
3:36
Bling Girl (BLING GIRL)
Only One (ONLY ONE)
3:33
O.K (Inst.) (O.K (Inst.))
