Saw an air show when I was a kid that had a bi-plane with a woman standing on top with wires holding her upright. Plane did a loop and didn’t quite come out of it and slammed into the ground.
Another angle
Fiery footage of two planes colliding in mid-air during the Wings Over Dallas WWII Airshow.
https://rumble.com/v1txed4-fiery-footage-of-two-planes-colliding-in-mid-air-during-the-wings-over-dall.html