Dax Shepard once overheard Billy Crudup engaged in a very intimate moment.

“I one time had the rare honor of hearing Billy make love,” Shepard, 50, said during the Monday, November 17, episode of his “Armchair Expert” podcast. “I want to keep it as clean and not offensive to Billy as possible, but I’ve never ever, ever heard someone receive that much pleasure in my life. I felt very inept and insecure.”

Crudup, 57, said he has thought about the moment “many, many times” and is “convinced there were other people in the house” who were making all the noise, not him and his partner.

“I just was like, ‘When’s this gonna end?’” Shepard joked. “But anyways, when I saw Billy, I just had to tell him, I think about that often, and that was 20 years ago.”

Mary Louise Parker and Billy Crudup: The

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