収録内容

[Disc 1]

1. HAPPY / ﾀﾞｲｽｹ

2. birthday / ﾀﾞｲｽｹ

3. HAPPY (Instrumental) / ﾀﾞｲｽｹ

[Disc 2]

1. HAPPY (Music Video) / ﾀﾞｲｽｹ

2. HAPPY/birthday (Making of Music Video & Sleeve Photo Session1)