Samantha congratulates Nithiin as he completes 20 years in TollywoodAs Nithiin completes 20 years as an actor in Tollywood, his friend and A Aa co-star Samantha sent him a special message. The entertainer reshared his note on his 20 years venture on her Instagram story and sent him love and wishes. She also called him ‘Rockstar’. Taking to her Instagram, Samantha saluted Nithiin for []