This is a spoiler-filled resource thread for the Curtain Call: Bring the House Down, written by Sen H.H.S.
I'm interested to see what other DMs have thought of the material, and what they have changed. Here is our collaborated prep with Niktorak and Ironbear. My direct feedback on the whole of the AP to follow at another time. After some 27 hours of prep, it's been a slog of subsystems and two distinct story lines.
Chapter 1: Hell Month
Chapter 2: Shards of War
Chapter 3: Evening Eternal