Abhishek Bachchan was busy with the shooting of Mani Ratnam's "Ravan" for sometime in Calcutta. He was recently sharing his thoughts about the city and said that Calcutta has always been special to him. It was the movie "Yuva" shot in Calcutta that was a turning point to his career, he revealed. He added that though some of his movies did not fare well in other states, the distributors in Calcutta were always happy with him. He expressed his gratefulness to Calcutta audiences who have always been supportive of him.