首張迷你專輯『Monster 』 (Monster - The 1st Mini Album)

專輯曲目

1	Monster Red Velvet - IRENE & SEULGI (레드벨벳-아이린&슬기)	02:58
2	Diamond Red Velvet - IRENE & SEULGI (레드벨벳-아이린&슬기)	03:16
3	Feel Good Red Velvet - IRENE & SEULGI (레드벨벳-아이린&슬기)	03:13
4	Jelly Red Velvet - IRENE & SEULGI (레드벨벳-아이린&슬기)	03:12
5	Uncover (Sung by SEULGI) (Bonus Track) Red Velvet - IRENE & SEULGI (레드벨벳-아이린&슬기)	03:41