Originally George Lucas wanted use a monkey with a mask to portray Yoda but finally one person on the production team gained the courage to tell him it was absolutely absurd and that created the Yoda we know and love today.
A lot of people know that Return of the Jedi was originally going to be called Blue Harvest but not everyone knows that it was a reference to the 1929 novel Red Harvest.
Samuel L. Jackson who played Mace Windu in the Star Wars prequels claims that there are the words "Bad Motherfucker" engraved on to his light saber he used in the films.
Frank Oz who voiced Yoda in the films also does the voice for Miss Piggy in the Muppets and Grover from Sesame Street.
George Lucas originally planned for Luke to kill Darth Vader in the Return of the Jedi and then put on the mask himself and claim that he is Vader, George Lucas changed the ending because he it seemed to dark especially for the amount of children who would watch.
There is an actual place that is called Tatooine in the Tunisia.
The first film was going be called Adventures of Star Killer, Episode 1: The Star Wars, Star killer was the name of Luke Sky walker before George Lucas changed that as well.
The last line of episode 3 and the first line of episode 4 were said by the same person- C-3 PO, he also says it in the same location which connects both of the movies.
Every Star Wars film has been released the week after George Lucas's birthday on May 14th
The third installment- Revenge of the Sith was labelled- The Bridge as it connects both trilogies of Star Wars films.
Roll on episode 7 (even if Disney is making it).