To start learning Twice - Fancy chords, build your understanding on these basic chords - Ab, Bb, Eb, Cm, Bb, Fm, Bb, Db and Ab in sequence. To build a solid grasp, start slowly at 66 BPM and then match the original tempo of 132 BPM. With Eb Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.