You could say that he made the first pan-India viral debut on the internet: by December 2012, college students knew the lyrics by heart, as did colony uncles, and you could hear the bass line hum coming from any of the weddings of that season in Delhi, making passersby automatically lip sync, “Why this Kolaveri….” That was seven years ago, and Anirudh Ravichander was 21 and fresh out of college. He had cracked the viral formula in the first song from his debut motion picture, 3. Now, seven years later, he has come to hold his own in Tamil cinema, the land of the great composers—Ilaiyaraaja and Rahman.