Matt Damon on roughnecks, Wranglers, and his Stillwater Sonic order
Sorry, that's not Matt Damon's real Sonic order in his new movie

Sorry, cherry limeade fans: The Sonic order Matt Damon places in the new movie Stillwater sadly isn’t his. That’s not to say that he wouldn’t order a cherry limeade, per se. It’s just that he didn’t really put much thought into his own personal order. As he told The A.V. Club in a recent video chat, the order he places in the movie is actually the regular order of the film’s on-set roughneck authenticity advisor, Kenny Baker, who just really loves chili-cheese coneys. When they went to film the scene at the Sonic drive-in, Damon asked him what he’d order, and then used that as the dialogue in the scene.
That’s just one thing Damon did to get his Oklahoma-based roughneck character right, from spending time with guys in the field to picking the rough flame retardant jeans for his costume. As he tells us in the video below, he also tried to get in roughneck shape for Stillwater after spending some time with real life roughnecks. Damon says,