Tollywood star Allu Arjun penned an emotional note on his social media handle as his `Pushpa` director Sukumar turned a year older on Sunday.
 
Calling it a special day that changed his life, AA expressed his joy using the following words, "Happy Birthday, @aryasukku darling. It’s a special day for me… more than for you… because this day changed my life. No amount of wishes can convey the joy of having you in my life. Puttinandhuku thanks!!! (Black heart emoji) (sic)."

The `Stylish` star also dropped a behind-the-scenes photo with the filmmaker from the sets of their blockbuster hit "Pushpa".