Neither of us knows) is a 2002 Indian Hindi-language romantic drama film starring Saif Ali Khan, Hrithik Roshan, and Esha Deol.

The film was directed by Arjun Sablok and produced by Future Group owner Kishore Biyani.

An anonymous man calls in soon after, stating that he is the one who had written the letter and he would like to meet her someday since they seem to have the same feelings about love and other aspects of life.

Fate brings the two together when Esha hires Rahul to be their photographer for a campaign where he accidentally shares his birthday date with her and she gets reminded of her mystery man.

Esha's grandfather wants her to get married, and thus he arranges for her to meet Akshay Kapoor, a flirt and womaniser who also happens to be Rahul's best friend.

Esha, unable to contact her anonymous love, agrees to wed Akshay but vows to wait for her mystery man.

Rahul without even telling Akshay leaves for Vancouver secretly the day before the wedding, vowing never to be seen again and cuts himself off from everyone.

According to the Indian trade website Box Office India, with around 9,00,000 units sold, this film's soundtrack album was the year's fifteenth highest-selling.