"You don't even have to explain the scene to her. You just tell her what you need and she delivers in one take. There is no one better than her which is why she is where she is," he added.
The music of the film has been composed by Vishal-Shekhar.
Punit applauds Kareena's energetic act in the song "Tooh".
"Kareena was very, very excited when she got 'Tooh.' It was the time when she was pepped up on the set. She came with 200 percent energy and that was there all along. If you see the whole song, she has completely nailed it, she is superb," Punit said.