It's Koratala Siva's birthday today and his 'Bharat Ane Nenu' stars have only gratitude and applause for him. The hero-heroine duo has taken to Twitter to profusely wish the acclaimed director who has given them a blockbuster this year.

Mahesh Babu said, "Happy birthday to my dear friend & maverick director @sivakoratala sir. Wish you a lifetime of happiness and success... Stay blessed. Respect always.

Kiara Advani, whose Hindi-language anthology 'Lust Stories' is out on Netflix, said, "To the kindest, most humble and my very first Telugu film director @sivakoratala Garu wishing you a very Happy Birthday! God bless you Sir with the most amazing year ahead.. may you always have that happy smile on your face! Love and Respect always."