What are the worst horror movies of all time?

So I like scary movies and I got a lot of good recommendations from my good horror movie question, thanks! As a horror nerd though, most of the movies I see range from bad to horrible. Sometimes to the point where it becomes entertaining in it’s own way. What are your favorite really bad horror movies?

Off the top of my head I think of Pet Semetary 2 (one of the few times I’ve seen Edward Furlong after T2), Zombie Flesh Eaters (an Italian unofficial follow up to Dawn of the Dead) and I also saw another Italian movie called The Ogre which is just horribly boring and bad…