Pyar Ki Kahani is a 1971 Bollywood romantic drama film directed by Ravikant Nagaich. The film stars Amitabh Bachchan, Tanuja and Mala Sinha . According to an interview given by Amitabh bachchan at Koffee with Karan, this role was initially given to Jeetendra, but because of the film industry's imposed limit of maximum of 6 films to be done as a leading role by an actor, that he got this breakthrough.Wikipedia