03:15
DAY6 "I'm Serious(장난 아닌데)" M/V
Day6 I M Serious Mp3 & Mp4
03:15
![DAY6 - I'm Serious (장난 아닌데) Lyrics [Color Coded_Han_Rom_Eng]](https://i.ytimg.com/vi/PTzFlXyVaEk/mqdefault.jpg?sqp=-oaymwEmCMACELQB8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgTShCMA8=&rs=AOn4CLDSZgLVNB6CW7TSu1u_2NYlHcfXeA)
03:15
DAY6 - I'm Serious (장난 아닌데) Lyrics [Color Coded_Han_Rom_Eng]
![[LIVE] I'm Serious｜DAY6(데이식스) 3RD FANMEETING ‘I Need My Day’](https://i.ytimg.com/vi/sKYGOgUV-u0/mqdefault.jpg)
03:16
[LIVE] I'm Serious｜DAY6(데이식스) 3RD FANMEETING ‘I Need My Day’
![[DAY6 - I'm Serious] Comeback Stage | M COUNTDOWN 170406 EP.518](https://i.ytimg.com/vi/h5xIEFOU0Fg/mqdefault.jpg)
03:23
[DAY6 - I'm Serious] Comeback Stage | M COUNTDOWN 170406 EP.518
03:13
"EXCITING" DAY6 - I'm Serious (jokes) @ popular song Inkigayo 20170409
03:14
Day6 - 장난 아닌데 I'm Serious (AUDIO)
03:14
DAY6 (데이식스) - I’m Serious (장난 아닌데) (Han|Rom|Eng) Color Coded Lyrics/한국어 가사
![[MEET&STAGE] Listening to 'I'm Serious' by DAY6, the guys who never disappoint](https://i.ytimg.com/vi/gPNCKzpNCqw/mqdefault.jpg)
04:01
[MEET&STAGE] Listening to 'I'm Serious' by DAY6, the guys who never disappoint
![[MV] DAY6](https://i.ytimg.com/vi/b2R63Mqu6lo/mqdefault.jpg)
03:18
[MV] DAY6 "I'm Serious" (Rebooted 6Days Ver.)
![[Super K-Pop] DAY6(데이식스) - 장난 아닌데 (I'm Serious)](https://i.ytimg.com/vi/Kch7Y01k01I/mqdefault.jpg)
03:17
[Super K-Pop] DAY6(데이식스) - 장난 아닌데 (I'm Serious)