Last few days Ranbir Kapoor has been ekdum busy rehearsing for a concert that he is dedicating to his grand uncle, the late Shammi Kapoor.

RK will perform to tracks like O Haseena Zulfo Waali and Tareef Karu Kya Uski among others. As reported 'Rahman live', the concert has A R Rahman performing live in concert for the first time for a film, Rockstar.

There are also performances by Nargis Fakhri, singer Mohit Chauhan, and Rahman's long-term associates Ranjit Barot and Sivamani.

The concert will be held tomorrow. Concerts on stage is the latest promotional trick for Bollywood films, Aajkal.