If Regnal Numbers were Sequel Titles

I am told, though I believe the tale is apocryphal, that they retitled the film The Madness of King George III simply The Madness of King George because of the fears that the viewers of the lumpenbourgeoisie would assume this was the third in a trilogy. Inspired by this, I offer the following suggestions:Elizabeth II: She's Mad and She's Got CorgiesLeo the 13th Part VII: Loisy Takes Manhattan (