B1A4's sister group finally makes their debut.

Combining harmony and vocals, WM Entertainment's new female group Oh My Girl will make you fall in love with the release of the music video for "Cupid."

The new group's first single was composed by producer Shin Hyuk, who has worked with an impressive list of artists including Justin Bieber. The lyrics were written by Kim Yi Na.

Oh My Girl's single titled, "Cupid" is refreshing and lighthearted. With spring being the time when many people falls in love, the song is perfect for the season.

Oh My Girl is an eight-member female group consisting of members Mimi, Jiho, A Rin, Jin E, Seung Hee, Hyo Jung, Yoo A, and Binnie.

The Cupid single album also contains two other tracks, "Curious Questions" and "Hot Summer Nights."