Ranbir Kapoor's Saara Zamaana - After Bachna Ae Haseeno Ranbir Kapoor is all set to groove on Amitabh Bachchan's famous song Sara Zamana for a television commercial which was Earlier Leaked on the internet. But the makers have now officially released a teaser video for the advertisement. <br /><br />For more Bollywood news and gossip<br />http://www.youtube.com/show/bollywoodnewsgossip<br /><br />Subscribe at <br />http://www.youtube.com/subscription_center?add_user=BollywoodBackstage<br /><br />Like us on Facebook<br />http://www.facebook.com/bollywoodbackstage<br /><br />Follow us on Twitter<br />https://twitter.com/#!/BollywoodBstage
