Kollywood actress Kajal Aggarwal who was the female lead in the just released flick 'Naan Mahaan Alla' said that Karthi is a true professional. The film hit the screens yesterday and the team has started receiving positive feed backs. Kajal dons the role of Priya who is a very chirpy character. She said that she had a good time working with the team and with her co actor Karthi. “Karthi is full of energy. Working with him is nothing short of a delight. He would spread his positive vibes to every member of the unit and made every day of shooting an interesting thing,” , said Kajal about Karthi.