Tollywood Icon Star Allu Arjun turned 40. It is known that the actor along with his wife and kids flew down to Europe to celebrate his birthday celebrations. As per the sources, Allu Arjun and his family are celebrating in Serbia along with some close friends. Now the celebrations photos from his birthday party are going viral on social media. Fans are absolutely in love with the pictures and conveying their wishes to the Pushpa actor.