Watch Happy Birth Day video song from ABCD 2

Watch Happy Birth Day video song from ABCD 2 featuring Varun Dhawan & Shraddha Kapoor. The song has been sung by Sachin Sanghvi , Jigar Saraiya,Varun Dhawan, D. Soldierz, lyrics penned by Mayur Puri and Music has been scored by Sachin - Jigar.