Challa' song: Jab Tak Hai Jaan's first song Challa released

Challa, the first song from the highly anticipated Shah Rukh Khan movie Jab Tak Hai Jaan has finally been released today. 

The vibrant song is shot in different locales across London. Shah Rukh Khan is seen strumming a guitar but in the song neither of the female lead (Anushka Sharma and Katrina Kaif) is featured. 

Shah Rukh Khan has been eagerly waiting for the song's release too. He recently tweeted, "Challa will be out on the Oct 1 (Monday). Looking forward to it, haven't seen it since we finished shooting it," 

Challa is sung by Sufi singer Rabbi Shergill, who shot to fame in 2005 after his song Bulla Ki Jaanatopped the charts. 

The music is composed by AR Rahman, with lyrics by Gulzar. 

The Yash Raj Films production releases on November 13. 

Watch the song:  http://www.youtube.com/watch?v=_q5duWVfDJo