Do the beeps and whistles made by R2D2 and BB-8 really translate into anything? - Quora
R2D2 Scream - YouTube
Interview: Ben Burtt and J.W. Rinzler - 'The Sounds of Star Wars' : NPR
Simple Electronic Repairs | element14
R2 D2 Scream - YouTube
R2-D2's famous scream is the voice of sound designer Ben Burtt who once let out an insanely high pitched scream that he's never been able to duplicate. Every R2-D2 scream you've heard
Who's the most talented character in Star Wars? - Quora