Facts About Kank -no spoilers-

The idea of making this film struck Karan while he was in London. During his trip, he saw the movie Before Sunset, based on a couple who meet after parting ways. After seeing that film, he was out at a restaurant where he overheard a married couple breaking up, amicably. The incident moved him and he decided to explore the idea.
The film has primarily been shot in New York where there was a 90 day schedule. The remaining scenes were completed in four of Mumbai's studios.
The makers of the film came up with T-shirts for the film's promotion. The t-shirts had the witty phrase "Married or happy" on them.
Originally, Ajay Devgan and Kajol were supposed to be a part of the cast. Subsequently, the roles were taken up by Abhishek Bachchan and Preity Zinta, respectively.
The film's shooting was delayed due to Amitabh Bachchan's illness in October. However, the team managed to get on track and the film releases tomorrow, as per schedule.
Shibani Bathija who co-wrote the screen play of the film also happens to be the writer of one of the year's biggest hits Fanaa.
Riteish Deshmukh shot for a guest role in the film. The stills were even on the publicity material of the film. However, Karan Johar edited the part at the eleventh hour.
The prints of the movie will showcase the trailers of Yashraj Films' Dhoom 2.

After watching the film, Shah Rukh Khan's young son, Aryan called up Karan Johar to tell him that he really enjoyed the film. Karan holds the compliment very close to his heart.

awww that part about aryan is so kute 😳

im not sure he would understand what was really going on at such a young age.. but who knows 😆