It took over 500 episodes, but we are finally talking about what many consider to be the worst television show of all-time.  A man's deceased mother gets reincarnated into a 1928 automobile, communicating with her son through the radio.  That's the premise.  Jerry Van Dyke passed up being Gilligan for this.  If all the above isn't unbelieveable enough, one of the world's biggest entertainers did a cover version of the theme song.