New Delhi, May 14, 2008 : Kajol is holding up pre-production work on Karan Johar’s next flick My Name Is Khan, as she has yet to sign on the dotted line. According to media reports kajol has reportedly stated in interviews that she would only agree to star in the film once she reads the final script. However, Karan has said that his script is complete and Kajol has seen and admired it. According to sources Kajol might be delaying signing up for the role opposite actor Shah Rukh Khan because she is waiting on her husband Ajay Devgan.