To explore her role, she went backstage at Good Morning America and spent time with Diane Sawyer, studying everything from her clothing choices to her caffeine caffeine habits, which included switching between Coca-Cola, Red Bull and coffee. On the set, Aniston picked up the books of her heroine ("100 Years of Bauhaus" on her coffee table, "Flashing" in her Malcolm Gladwell work bag) harnesses in her apartment (French modern) and her clothes  She posted pictures of her real-life friends – Hill People – in Alex's dressing room and apartment.
"I was like this, it just will never come out of my mouth! Alex's mouth, ”Aniston said, coming to life.
"And Kerry kept saying, 'Trust me about that,'" Han said.
After two weeks back and forth, Aniston finally agreed to try the line – and they got it on the first pick. "It just flew out of my mouth," she said.
So in the end she thought Alex would say it? I asked.
"Yes," she said. "But keep in mind, I'm playing to a mother who is I've never shoved anything through my vagina, you know what I mean? So it's kind of like understanding where it comes from, you know, like touching all the moms I know and figuring out how hysterical, vulnerable, and harsh it is. "
Han bent down to note that Aniston had in fact been there – in the room, at the foot of his bed – for the birth of Han's daughter.