For the upcoming Imtiaz Ali directorial ‘Highway’, Alia Bhatt was honed by AR Rahman to sing a song called ‘Sooha Saha’, composed by Rahman himself. The Oscar winning music-composer said that he was unsure of Alia’s talent initially but she managed to impress him with her natural ability. Also starring Randeep Hooda, the film releases worldwide on February 21, 2014.