"But they had the body done and painted overnight on TV"
Most people don't understand the time and cost to repaint a car. That's why I got out of the general restoration business. I grew tired of explaining to customers that you can't get the perfect car you're dreaming of with garbage materials.
Look at the way Jackson taped off the jambs to minimize paint lines. That takes just one of hundreds of details that takes extra time and makes the difference between a better than new finish or just ehh...