In a scene where kids who played twins in the movie wait for the school bus, are seen two girls in school uniform waiting for same school bus are in fact boys and the twin kids who played boys in the movie are in fact twin girls in real life.
Major portion of the Movie was shot in a Village called " Ghungrana " in Ludhiana (Punjab) in the month of June/July and actors had to wear woollen clothes in the sweltering heat Since the story revolve around the day of 31st October in Delhi which is quite chilly in the North India.
In the movie there is a India-Pakistan cricket match mentioned couple of times. That match was actually underway in Sialkot, Pakistan. The match was stopped mid-way when Indian team was batting (1st Innings) following Indira Gandhi's Death news.
The film was originally titled "Jaane Kyon".