To learn 張國榮 - 夜半歌聲 chords, these are the chords to practise in sequence: Am, C, F, C, Dm, G, C, Dm and F. Start with a comfortable 68 BPM and as you become proficient, aim for the song's BPM of 136. Given the song's key of F Major, adjust the capo to align with your vocal range and chord preference.