New Delhi, Dec 12 (UNI) Celebrities from the world of Bollywood today greeted Tamil superstar Rajnikanth on his birthday. Megastar Amitabh Bachchan, superstars Akshay Kumar and Shahrukh Khan and actors Abhishek Bachchan and Juhi Chawla extended birthday wishes to Rajinikanth on his birthday. 'T 2469 - It is Rajinikanth's birthday on Dec 12th and we wish him greater glory happiness and good health..,' Amitabh tweeted. 'When you know you're in the Presence of Greatness!! Happy Birthday Dearest @superstarrajini Sir, the Supreme Galaxy to our SuperStars,' Akshay tweeted. Shahrukh said: '2 the coolest & greatest of em all. Wishing u health happiness & years of entertainment for us. Happy B’Day Thalaivaa,' Shahrukh said. Abhishek also greeted Rajnikanth. 'Happy birthday Thalaivaa. #SuperstarRajni https://t.co/CcgOLnzxMK,' he tweeted. Senior actor Anupam Kher wished: "Happy Birthday @superstarrajini. You are God's Special gift to us. Your journey is a modern day folklore of humility & success. Thank you.’’ "Dear Birthday wishing you a very happy Rajnikanth,’’Juhi Chawla said. UNI AR SW SNU RAI1441