After making a cameo appearance in Akshay Kumar's 'Singh is Bliing', Sunny Leone has been reportedly signed on by filmmaker Karan Johar. As per reports, the actress will do a cameo in Johars' next film 'Ae Dil Hai Mushkil'. The movie stars Aishwarya Rai Bachchan, Anushka Sharma and Ranbir Kapoor in lead roles. A source said that Johar understands that the actress is a major draw at the Box Office and roped her in for her oomph factor. Thrilled to be moving into the big league, Sunny's grouse on how no A-lister wants to work with her despite her record of hits has seemingly ended.