India, Jan. 22 -- Karan Johar's 2006 film Kabhi Alvida Naa Kehna received mixed reviews from the audience on release, but it went on to become a cult classic. This was because the musical romantic drama, which explored themes of marital infidelity, emotional dissatisfaction and dysfunctional relationships was way ahead of its time. It followed the story of Shah Rukh Khan and Rani Mukerji's characters, who begin an extramarital affair after years of unhappy marriages with their respective onscreen spouses, played by Preity Zinta and Abhishek Bachchan. Well, in a new interview, KJo has revealed how the emotional turmoil we witnessed onscreen affected the actors behind the scenes.

During a recent event with Rani Mukerji, Karan Johar shared ...