Which is the basis of XXX?
Kai Po Che!
Kai Po Che! (also known as Kai Po Che: Brothers... for Life) is a 2013 Indian drama buddy film directed by Abhishek Kapoor based on Chetan Bhagat's novel The 3 Mistakes of My Life, with music by Amit Trivedi and lyrics by Swanand Kirkire.
The 3 Mistakes of My Life