So Sunmi has been saying the whole concert that it was going to be a memorable day today and she kept hinting that it's not only because it's her concert. So this is the big surprise! Sunmi comeback on 03/04 π pic.twitter.com/oszZwidxYE
— mimi ni jongdae is resting in arcadia ππ¦β€οΈππΈπ¦ (@cheneunim) February 24, 2019