Ben Burtt signed card. Obtained through trade  Mr. Burtt was a Naboo Courrier in  Star Wars: Episode I - The Phantom Menace and He appeared as himself in R2-D2 Beneath the Dome and a couple documentariesHe was responsible for the Ewokese lyrics in Star Wars: Return of the Jedi and acted in Editor capacity for all three prequel films.  He was sound designers and special effects sound editor for all the films, becoming supervisor on the Prequels. He also has won a few Oscars for his work.