To learn Styx - (DO NOT USE - 1973 Album Version) Lady chords, your first step should be understanding these chords - Bb, D, C, D, G and Bb in sequence. A strategic approach would be to train at 71 BPM initially, and then accelerate to the song's tempo of 143. To match your vocal range and chord inclination, adjust the capo in line with the key: G Major.