She goes out to work. He stays back to look after their home.
In fact, Kareena helped Arjun get the basics of the role right.
Says a source, "While Kareena was at ease in the wife’s part, Arjun was a complete alien to the husband’s character. He had experienced none of the pleasures and pains of domesticity that he was to express."
This is where Kareena stepped in with her inputs.
"She would recall how Saif reacted to certain situations between the couple and would prompt Arjun with those reactions.
"Kareena’s Kia is a woman in charge in the film. Kareena, likewise, took charge of the interactive scenes between Arjun and her,"says a source close to the film.