Members of the group Rainbow gathered in one place.
Jisuk, from Rainbow, posted a picture of himself with members on his personal Instagram account on September 14.
In the photo, Hyunyoung, Gonaeun, Jung Yoon Hye, Kim Jae-kyung, Jisuk, and Oh Seung-a are still showing team chemistry.
Jisuk said, "Happy birthday to my sister! Oh, it was fun. Today I did not want to break up. "It is Ali and "Noel sister in the heart" because it is a Rainbow meeting to celebrate the birthday of the sister.
Park Su-in