Listen to 어떻게 날 잊어야 하는지 online. 어떻게 날 잊어야 하는지 is an English language song and is sung by Yiruma. 어떻게 날 잊어야 하는지, from the album The Very Best of Yiruma: Greatest Hits (The Original & the Very First Recording), was released in the year 2011. The duration of the song is 3:38. Download English songs online from JioSaavn.