Mumbai, Sept. 24 -- Singer Heer feels grateful for collaborating with AR Rahman on 'Main Vaapas Aaunga'.

In a press note, Heer shared, "I remember I got a call from Rahman Sir. I was so excited. He had heard one of my songs on Instagram and thought I would be good to sing for one of the songs. Little did I know it was for Main Vaapas Aaunga."

She added, "Working with AR Rahman has changed the way I approach music. He has a very unique way of understanding a voice and bringing out an emotion that you may not have consciously thought about. Every time I work with him, I come away with something new."

The singer, who has moved between contemporary, romantic and traditional sounds across her recent releases, said the variety has helped her...