 The concept came to Yash Chopra (qv) while he was reading a poem by  his longtime friend (and also the films lyricist) Sahir  Ludhianvi (qv). Initially, the story just centered on Amit, Pooja,  Vijay and Anjali, but Pamela Chopra (qv) read an article in a  magazine about a woman meeting her adopted child. Yash Chopra  thought it good enough to make it a sub