The song is produced by B1A4's Jinyoung, who has a connection with a lot of the girls. He's in the same label as Oh My Girl's YooA, and has written songs for 'Produce 101's season 1 where Jeon So Mi and Kim So Hee are from. The cast members, including Moon Byul, Red Velvet's Seulgi, Jeon So Mi, Lovelyz's Ryu Soo Jung, SONAMOO's D.ana, Kim So Hee, and Oh My Girl's YooA put on an amazing performance as the in-drama girl group, Girls Next Door.
Check out the clip below! Have you been watching 'Idol Drama Operation Team'?