Yeh Kya Hua Kaise Hua Kab Hua Kyo Hua Jab Hua Tab Hua Chodo Ye Na Socho | FT.Rajesh Khanna & Sharmila Tagore | Singer(s): Kishore Kumar | Movie Name: Amar Prem (1971) | Music Director: Burman R D | Lyrics: Anand Bakshi | Director: Shakti Samanta | Actors: Madan Puri, Rajesh khanna, Sharmila Tagore, Sujit Kumar, Vinod Mehra | Indian Hindi Bollywood Old Is Gold Love Sad Song Collection | Full Video Song HD