Kabhie Alvida Naa Kehna features the industry's A list stars in central roles. But that is not all, it also packs surprises galore. As we already know, Arjun Rampal is playing a cameo.

And now, John Abraham has joined the star cast! John will be seen in a short role as the DJ for the song Rock n roll Soniye, where Amitabh and Abhishek will be seen dancing together with Kajol.

Besides, the entire cast - Shah Rukh, Rani and Preity will also be a part of the track. Now, with John being an added attraction, the song will definitely be worth a watch!