Sometimes a book is reprinted with a different title. Three books in my personal library that come to mind are; "Baked Beans for Breakfast" by Ruth Chew (original title: The Secret Summer), "Susan...
No, and by the same token it does not replace it, either. It's "just a copy".
Everyone Comes to Rick's
Outra Forma de Terrore
According to actor Gunnar Hansen (Leatherface) the movie was supposed to be called "Leatherface"