Lots of articles cover the most beautiful, expensive or even powerful concept cars of all time, but what about the ugliest? The cars time forgot, and with a good reason. We decided to take a look back at all the concept cars ever created (well nearly) and single out the ones which hurt the eyes the most. It’s not a real surprise these didn’t turn into actual production cars, but they did serve as a learning experience for the manufacturers to never make that mistake again. Without further to do, we give you the UGLIEST concept cars ever made.