Laura Dern couldn't keep herself from saying "Pew" in Last Jedi

I imagine it would be impossible not to do two things while filming a Star Wars movie: 1) Make lightsaber noises while holding the lightsaber prop, and 2) Not say "pew" while firing a blaster. Apparently Laura Dern has trouble with the second one.  

105.9 The Brew · Portland's Rock Station

Listen Now on iHeartRadio