To learn 譚詠麟 - (電影「龍兄虎弟」歌曲) 朋友 chords, your practice should emphasize these chord progressions: Em, Am, D, Bm, Em, G, C, D, G and Em. Start with a comfortable 54 BPM and as you become proficient, aim for the song's BPM of 110. With G Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.