Wacko (1983) Hit and miss horror/parody has a highly-caffeinated Joe Don Baker doggedly pursuing the pumpkin-headed Lawnmower Killer. Also, George Kennedy attempts incest humor. TIL: Barring an OCD diagnosis, obsessions could be considered false idols if you aren't careful.
Your daily dose of culture courtesy of The Incredible Shrinking Woman (1981) - “I can’t do big things. But I want all I do, even the smallest thing, to be for the greater glory of God.” – St. Dominic Savio