After Sunny Leone, Lisa Haydon has been roped in for Karan Johar’s upcoming film Ae Dil Hai Mushkil. The actress will soon start shooting for it. Fawad Khan has already joined the cast. Speculation is rife that Saif Ali Khan will also be doing a cameo in the film. With Aishwarya Rai Bachchan, Anushka Sharma and Ranbir Kapoor playing lead roles, looks like Karan is making a huge multi-starrer.