Filmmaker R. Balki, who has directed Amitabh Bachchan starrer "Paa", "Cheeni Kum" and "Shamitabh", says the megastar is a lucky charm for the Hindi film industry.Asked if he considers the "Sholay" star a lucky charm for him too, Balki told IANS: "Amitabh Bachchan is the lucky charm for Bollywood, not for me. He is the lucky charm for the whole industry. Thank god, he is there that our industry has an identity... He has given this industry an identity."Balki said he finds it "fortunate to be living as the same era" as Big B.The filmmaker is currently looking forward to his latest venture "Ki Ka", which will see the cine icon and his actress-politician wife Jaya in a cameo.Balki is elated that the "Piku" star did the role for the Arjun Kapoor and Kareena Kapoor Khan starrer, which is slated to hit the screens on April 1."I am so glad that he has gone out of his way to do this 39Ki Ka39 role for me," he added.Would he like to cast the 73-year-old thespian for his future projects?"I would love to have him in all my future projects provided the film is correct for him and I could do justice to him. Just because you love somebody, you can39t destroy that person by doing something wrong. You just have to do better for him," Balki said.