Ladya Cheryl, the actress who played Alya in Ada Apa dengan Cinta? (2002), had to step down from this movie in order to continue her study, so the character had to be written out.
In a local TV interview, Dian Sastrowardoyo revealed that she had to lose weight for her role in this, responding to the presenter who said that she looks good by expressively stating, "I didn't look like this. You only see the final result, the good stuff. It was actually really hard."
In Malaysia, all of the kissing scenes in the movie have been cut.
The song that Mamet sang in the car is the same song that PAS band sang during the concert in Ada Apa dengan Cinta? (2002).