“Jab tak baithne ko na kaha jaaye sharafat se khade raho … yeh police station hai … tumhare baap ka ghar nahi,” this and other trademark dialogues mouthed by the handsome and sturdy Inspector Vijay Khanna were loved by the audience. But fewer people will know that the credit for roping in Amitabh for Inspector Vijay Khanna’s character goes to …