To start learning 許冠傑 - 扮嘢 chords, delve into these chords sequence to get the song's feel: Em, A, D, Bm, F#m, Em, A and G. I suggest starting at a calm pace of 65 BPM, and as you gain confidence, approach the song's BPM of 130. Given the song's key of D Major, adjust the capo to align with your vocal range and chord preference.