Chal Bhaag Song From Bollywood Movie Welcome 2 Karachi. Welcome 2 Karachi is an 2015 Indian comedy film, directed by Ashish R Mohan and produced by Vashu Bhagnani. The film stars Arshad Warsi and Jackky Bhagnani as pivotal leads. Music directors Jeet Ganguly and Rochak Kohli composed music for this film. The film was released on 28 May 2015.