Listen to 어느 멋진 날 One Fine Day Like a Singing Bird online. 어느 멋진 날 One Fine Day Like a Singing Bird is an Instrumental language song and is sung by Ji-U. 어느 멋진 날 One Fine Day Like a Singing Bird, from the album My Castle, was released in the year 2023. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.