Watch Main Hoon Saath song from the Bollywood movie `Shaadi Mein Zaroor Aana`Music: Kaushik-Akash-Guddu (KAG) for JAM8Singer: Arijit SinghLyrics: Shakeel Azmi, Kunaal VermaDirected by Ratnaa SinhaStarring Rajkummar Rao and Kriti Kharbanda