Ranbir Kapoor on the sets of Yeh Jawaani hai Deewani refused to shoot until good friend Ayan Mukerji the director of the movie did not become a part of the song sequence being filmed. More details in this report. <br />For daily dose of entertainment news log on to: http://www.lehren.co <br />Like our Updates: http://www.facebook.com/LehrenEntertainment <br />Follow our tweets: https://twitter.com/lehrentv
