27 May (Yiruma) Sample   Lesson Sample  (Intermediate Solo) Download Version. In this all-audio lesson you will learn "27 May" by Yiruma completely "By Ear" without the use of music, print or video. The lesson starts 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. Also, when you learn a song "By Ear" you memorize it while you are learning it. Learn by ear, play by ear.