The last closing song that plays in background at the end goes uncredited & will not be found on searching on go ogle but actually that was done by amit trivedi.
The film got delayed three month during post production when Ranbir Kapoor grew a beard for a role in Rocket Singh: Salesman of the Year (2009), therefore, he was unavailable to shoot some of the patch up scenes.
When Sid is boarding a rickshaw after his interview, there is a young man (wearing a black AC/DC T-shirt) talking on his cell phone who starts walking in the opposite direction. Sid turns around and runs towards Aisha and embraces her from behind. When the camera pans closer on Sid and Aisha, this same man is again seen in his original position.
Aisha Banerjee: In fact, I have imagined this interview a thousand times in my head. But I never imagined that I'd be this nervous... and you this handsom-