Mukesh Ambani made a rare appearance in a public function. He even agreed to pose for the camera. Bollywood celebrities & stars used the opportunity to meet the billionaire at Ronnie Screwvala's daughter wedding . Function was attended by who is who from industry including Amitabh Bachchan, Karan Johar, Shahid Kapoor, Ajay Bijli, Jaya Bachchan, Alia Bhatt, Sidharth Malhotra, Katrina Kaif, Sonakshi Sinha, Aditya Roy Kapur, Vidhu Vinod Chopra, Rajkumar Hirani & many more.