Most of us who know classic cars know that the E-Body Challenger and Barracuda (or 'Cuda) died in 1974. What some of you may not have known, however, was that there were plans to make next-gen Challengers and 'Cudas that would've replaced the prior E-Bodies. Today, in this Sunday special, I read you a story from Hot Rod Magazine detailing how these cars ultimately never made it past the design stage.