“We had a club promoter whose name was Amnesia Bernstein, which we thought was very funny and we did it at the dress [rehearsal], and … it didn’t work. And it was right before air — it’s 10 minutes before we go on to air — and John [Mulaney] said, ‘We need to change that club promoter’s name.’ And I said, ‘I don’t know,’ and he said, ‘I’ll think of something, I’ll think of something.’…

“So I run away … and as I was walking out [on set], he said, ‘I changed the club promoter’s name.’ And I said, ‘Oh, great.’ I went out and did it and he changed it to Gay Liotta, and I completely lost it. …

“What I’m seeing is the camera guys are laughing, the cue cards are shaking because the cue card guys are laughing. Beyond that, I can see some of the writers, I can see Andy Samberg, people against the wall in 8H [the studio where SNL is filmed], they’re all laughing, and then that kind of started it in John’s mind.”