68.97Apply it to “Mack the Knife”

This is especially useful because repeated choruses need differentiation.

Chorus 1: simple harmony, one major event per bar.

Chorus 2: same harmony but walking bass.

Chorus 3: more two-per-bar movement.

Final chorus: passing dominants, chromatic approaches, compressed turnaround.

Then:

a surprisingly long final tonic.

The rate of harmony itself becomes part of the escalation.