The opening and end credits of the movie is in English only, very rare for a Tamil language film. Most Tamil films have Tamil and English opening,
Gautham Menon (as well as most of his fans) regards this movie's soundtrack as the best among all his films.
After the Visa Interview scene, Surya is seen playing a tune on the guitar. His sister, Shreya, asks him from which film the song he is playing is from, to which Surya responds that it was his own composition, and that it would take a while for tunes like that to feature in cinema. The tune which he plays is "Manjal Veyil" from Vettaiyadu Vilayadu, also directed by Gautham Menon, which released in 2006.
For the song "Ava Enna", director Gautham Menon had to dance as if he was drunk in front of music composer Harris Jayaraj so that Harris could get a proper idea of what Suriya was going through during that song.
According to Gautham Menon this movie is 70 percent Autobiographical