Han Solo's famous line "I know" in response to Leia's "I love you" was an ad lib by Harrison Form. The line in the script was "I love you, too."

According to Mark Hamill, 20th Century Fox executives were concerned that Chewbacca was naked and suggested that he wear pants

The shape of the Millennium Falcon was based on a hamburger

The original title of Star Wars Episode IV was "Adventures of Luke Starkiller"

The Word "Ewok" Was Never Once Said in Star Wars

Yoda was modeled on the appearance of Albert Einstein