"Patrick was turning all sorts of red," one wrote. "Omg this is the best," another commented.

Patrick Schwarzenegger, of “The Staircase” and “Scream Queens,” takes a very different approach to his craft than his father.

“I couldn’t believe [it],” Arnold, 77, remarked of his son’s NSFW scene in the Tuesday, June 3, interview. “I said to myself, “I’m watching your show, and I’m watching your butt sticking out there.”