NEW YORK: The International Indian Film Academy (IIFA) race is officially underway with ‘Ae Dil Hai Mushkil’ triumphing in the music catergory this year. Pritam Chakraborty has won the Best Music Direction award for the Karan Johar directorial, while Amitabh Bhattacharya won the Best Lyricist award for the movie’s song ‘Channa Mere Ya.