 Hotcurrentnews.com | The new girl who's rocking Ranbir's life Times of India Speculation about who will play the lead actress in Imtiaz Ali's next film is finally over. Buzz is that Imtiaz Ali has finalised 25-year-old model Diana Penty as the lead actress opposite Ranbir Kapoor in his film Rockstar. The Mumbai-based model is ... Ranbir's new co-star Katrina, Sonam and Kareena lose to a 25-yr-old fresher Diana |