Top 5 worst A-body repairs/restoration jobs

Front frame rail replacement is tedious and labor intensive.
Other peoples botched metal surprises are never fun.
I am not looking forward to reinstalling the rear windows/regulators.
I had a bear of a time trying to get the upper steering column back together. I lost the square nuts from mine, went to a buddies, he had the same issue with his and gave it to me. I figured it out and got a bonus column, but boy howdy was I aggravated