"I assumed, "Well, I must've sounded like Conan O'Brien, or a reasonable facsimile or something." And there I am in the movie [South Park: Bigger, Longer & Uncut ]. I was very lucky."

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I have to say, though, that somebody pointed out to me on YouTube that Conan O'Brien was being interviewed, and he was talking about how, oddly enough, he went to see that movie [South Park: Bigger, Longer & Uncut ] in Hawaii with his girlfriend or wife or whoever, and he didn't even realize his character was in it. But there he was, and he said, "This voice comes out of me, and I'm thinking, 'That's not me! Who is that? That doesn't even sound like me!'

— Brent Spiner