Old songs

Classic sad songs:
http://www.youtube.com/watch?v=V0TW6xMl9l0 (Ye duniya agar mil bhi...)
http://www.youtube.com/watch?v=dkKt8cGZPz4 (Jaane woh kaise log....)
http://www.youtube.com/watch?v=dS681XZqAoQ& (Waqt ne kiya kya haseen...)