Kareena Kapoor has said that her elder sister Karishma Kapoor is her biggest critic. Reportedly, both the sisters watched the film “Heroine” together and after the end, Karishma kept on crying for the next ten minutes. Kareena takes this emotion as positive feedback and describes this moment as the most special moment of her life. She also added that this appreciation from her sister has given her confidence and she feels that she has done her job. The film story of Heroine is woven around a superstar and her ups and downs during her career. The other co -stars in the movie are Arjun Rampal and Randeev Hooda.