Let's start jamming 張學友 - 藍雨 chords, familiarize yourself with these chords - G, A, D, G, D, Em, F#m and G in sequence. Start with a comfortable 36 BPM and as you become proficient, aim for the song's BPM of 73. Configure the capo to your vocal range and chord preference, remembering the key of D Major.
