Today is the 55th birthday of music director AR Rahman. Here are five Hollywood movies for which he has written music. AR Rahman, dubbed "The Mozart of Madras," celebrates his 55th birthday today. 'Roja,' 'Bombay,' 'Rang De Basanti,' 'Dil Se...,' and 'Rockstar,' to name a few, have some of the most memorable and greatest soundtracks in the history of Indian cinema.