| 序號 | 曲目 | 作詞 | 作曲 | 編曲 |
| 01 | RBB (Really Bad Boy) | Kenzie | Kenzie Timothy “Bos” Bullock Sara Forsberg MZMC | Timothy “Bos” Bullock |
| 02 | Butterflies | 조윤경 | Harvey Mason Jr. Michael "R!OT" Wyckoff Joshua Golden Patrick "J.Que" Smith Dewain Whitmore BrittBurton 유영진 | Harvey Mason Jr. R!OT |
| 03 | So Good | 김인형 | LDN Noise 디즈(Deez) Ellen Berg | LDN Noise 디즈(Deez) Ellen Berg |
| 04 | 멋있게 (Sassy Me) | Kenzie | Kenzie Moonshine AnneJudithWikk | Moonshine |
| 05 | Taste | 박성희 페노메코 | Dwayne"DemJointz"Abernathy | Dwayne"DemJointz"Abernathy |
| 06 | RBB (Really Bad Boy) (English Ver.) | Sara Forsberg | Kenzie Timothy “Bos” Bullock Sara Forsberg MZMC | Timothy “Bos” Bullock |
![RBB[Red Velvet第五張迷你專輯]](/img/f/7a2/nBnauM3X2MjN4IzNxkTN0ETN1UTM1QDN5MjM5ADMwAjMwUzL5UzLzYzLt92YucmbvRWdo5Cd0FmLxE2LvoDc0RHa.jpg "RBB[Red Velvet第五張迷你專輯]")
Irene 
SeulGi 
Joy 
Wendy 
Red Velvet 
Yeri 