Starting today, sing this song when you are wishing someone 'Happy Birthday'. Presenting the cool new way to sing Happy Birthday from Disney's ABCD 2. <br /> <br />Song - Happy B'day <br />Music - Sachin - Jigar <br />Singer - Sachin Sanghvi, Jigar Saraiya, Varun Dhawan & D. Soldierz <br />Lyrics - Mayur Puri & Rap by - D. Soldierz
