Sanju Teaser: Once Sanjay dutt INSULTED Ranbir Kapoor. After a log wait the first look and teaser of Ranbir Kapoor starrer Sanju has just released. Directed by Rajkumar Hirani this film is Sanjay Dutt's biography. But there was a time when Sanjy Dutt insulted ranbir Kapoor. Know the story.