The actress sent a personal note to Arjun for his forthcoming release "Finding Fanny".
Addressed to Fubu, Arjun's pet name, she wrote: "To Fubu, aka Arjun, Happy Happy Inglisss Friday! Fanny looks amazing.. love, PC."
Arjun was touched by the gesture.
"That's why @priyankachopra is one of the coolest people around...a hand written note in the time of SMS s and emails," he tweeted.
While Priyanka's "Mary Kom" is going great guns at the box office, "Finding Fanny", an English language film by Homi Adajania, is set to release Sep 12.