No wonder Yoona commented "Goodnight Yoona to Summer Night gift ㅋㅋㅋ Thank Youuuu ☺️" on foresko IG its because foresko was once a part of 소심한 오빠들 the one who sang the song 'Goodnight Yoona'!#AWalkToRemember #Yoona #윤아 pic.twitter.com/ToSbLuHtVA

— cheesypill (@asdfghjklyoona) June 1, 2019