Bollywood famous actress Tabu after working with Katrina Kaif upcoming movie Fitoor she said Katrina Kaif is the most hard working actress till now I have worked with. During the launch of Fitoor trailer Tabu said, I have met many actresses, have worked with them, but Katrina is the most hardworking actress I have worked with. I had three days to get prepared, I worked with her and she did great work. Director Abhishek Kapoor also believes that Katrina worked very hard. Abhishek told, 'I think Katrina is mad for work and the way she works is amazing. She is dedicated to her alot.' Katrina told she enjoyed shooting with Tabu. Tabu is playing role of mother of Katrina Kaif in Fitoor. This film is releasing on 12 February.