Farhan took to his Twitter handle to announce the news and posted a picture of himself with Arjun, Purab Kohli and director Shujaat Saudagar, writing, "If you can't beat 'em, Rock 'em!!" #RockOn2 #picturewrap #mumbai #11Nov.
The wrap up picture shows the thousands of fans who gathered to see stars performing in Mumbai.
The movie, which is a sequel to 2008 film 'Rock On!!,' also stars Prachi Desai and Shashank Arora.
The film is slated to hit the theaters on November 11.