Joy (Yiruma) Sample   Lesson Sample  (Intermediate Solo) Download version. This "all-audio" lesson will teach you "Joy," by Yiruma, completely "By Ear." The lesson begins with a full demonstration of the solo and then talks you through the entire piece, note-by-note, in two to four measure sections, describing every note and finger used to play this song. Each track breaks down the song in two to four measure sections so it is easy to navigate through the lesson track by track.